Bakradze, Konstanty. 1965. Filozofia Hegla: system i metoda. Translated by Zbigniew Kuderowicz. Warsaw: PWN.
Bataille, Georges. 1988. Inner experience. Translated by Leslie Anne Boldt. New York: State University of New York Press.
Besant, Annie. 1922. The Bhagavad-Gita. Madras: G.A. Natesan & Company.
Boas, George. 1953. “Ancient Testimony to Secret Doctrines.” The Philosophical Review 62 (1): 79–92. https://doi.org/10.2307/2182723.
Brandis, Christian August. 1823. Diatribe academica de perditis Aristotelis libris de ideis et de bono sive philosophia. Bonn: Weber.
———. 2005. A Study of the Lost Books of Aristotle on the Ideas and on the Good or on Philosophy. Frankfurt am Main: Peter Lang.
Descombes, Vincent. 1980. Modern French Philosophy. Translated by L. Scott-Fox and J. M. Harding. Cambridge: Cambridge University Press.
Dodds, E. R. 1923. Select Passages Illustrating Neoplatonism. London: Society for Promoting Christian Knowledge.
Dove, Heinrich Wilhelm. 1825/26. Geschichte der Philosophie vorgetragen von Hegel. 85/3/0/46/2872. Legnica State Archive, Legnica.
Gadamer, Hans-Georg. 1982. Hegel’s Dialectic: Five Hermeneutical Studies. Translated by Christopher Smith. New Haven, CT: Yale University Press.
Gaiser, Konrad. 1963. Testimonia Platonica. Quellentexte zur Schule und mündlichen Lehre Platons. Stuttgart: Ernst Klett Verlag.
———. 2004. “Platons esoterische Lehre.” In Konrad Gaiser. Gesammelte Schriften, edited by Thomas Alexander Szlezák and Karl-Heinz Stanzel, 317–40. Sankt Augustin: Academia-Verlag.
Giles, Herbert Allen. 1889. Chuang Tzu: Mystic, Moralist, and Social Reformer. London: Bernard Quaritch.
Hegel, Georg Wilhelm Friedrich. 1833. Vorlesungen über die Geschichte der Philosophie. 2 ed. Vol. 2. Edited by Karl Ludwig Michelet. Berlin: Duncker und Humblot.
———. 1840. Vorlesungen über die Geschichte der Philosophie. Vol. 1. Edited by Karl Ludwig Michelet. Berlin: Duncker und Humblot.
———. 1842. Vorlesungen über die Geschichte der Philosophie. Edited by Karl Ludwig Michelet. 2 ed. Vol. 1. Berlin: Duncker und Humblot.
———. 1874. The Logic of Hegel. Translated from the Encyclopaedia of the Philosophical Sciences. Translated by William Wallace. Oxford: Clarendon Press.
———. 1892. Lectures on the History of Philosophy. Translated by Elisabeth S. Haldane. Vol. 1. London: Kegan Paul, Trench, Trübner & Co.
———. 1894a. Lectures on the History of Philosophy. Translated by Elisabeth S. Haldane. Vol. 2. London: Kegan Paul, Trench, Trübner & Co.
———. 1894b. Philosophy of Mind. Translated from the Encyclopaedia of the Philosophical Sciences. Translated by William Wallace. Oxford: Clarendon Press.
———. 1938. Vorlesungen über die Geschichte der Philosophie. Edited by Johannes Hoffmeister. Leipzig: Meiner.
———. 1969. Werke in 20 Bänden. Vol. 13, Wissenschaft der Logik II. Frankfurt am Main: Suhrkamp.
———. 1969–1971. Werke in 20 Bänden. Theorie Werkausgabe. Edited by Karl Markus Michel Eva Moldenhauer. Frankfurt am Main: Suhrkamp.
———. 1970. Werke in 20 Bänden. Vol. 6, Vorlesungen über die Ästhetik I. Frankfurt am Main: Suhrkamp.
———. 1971. Werke in 20 Bänden. Vol. 19, Vorlesungen über die Geschichte der Philosophie II. Frankfurt am Main: Suhrkamp.
———. 1976. Leçons sur Platon 1825–1826. Edited by Jean-Louis Vieillard-Baron. Paris: Aubier Montaigne.
———. 1977. Phenomenology of Spirit. Translated by Arnold V. Miller. Oxford: Oxford University Press.
———. 1984. The Letters. Translated by Clark Butler and Christiane Seiler. Bloomington: Indiana University Press.
———. 1986a. The Philosophical Propaedeutic. Translated by Arnold V. Miller. Edited by Michael George and Andrew Vincent. Oxford: Basil Blackwell.
———. 1986b. Vorlesungen über die Geschichte der Philosophie. Vol. 4, Philosophie des Mittelalters und der neueren Zeit. Edited by Pierre Garniron and Walter Jaeschke. Hamburg: Felix Meiner Verlag.
———. 1989. Vorlesungen über die Geschichte der Philosophie. Vol. 2, Griechische Philosophie 1. Thales bis Kyniker. Edited by Pierre Garniron and Walter Jaeschke. Hamburg: Felix Meiner Verlag.
———. 1993. Vorlesungen über die Geschichte der Philosophie. Vol. 1, Einleitung in die Geschichte der Philosophie; Orientalische Philosophie. Edited by Walter Jaeschke. Hamburg: Felix Meiner Verlag.
———. 1994. Vorlesungen über die Geschichte der Philosophie. Vol. 1, Einleitung in die Geschichte der Philosophie; Orientalische Philosophie. Edited by Pierre Garniron and Walter Jaeschke. Hamburg: Felix Meiner Verlag.
———. 1996a. Vorlesungen über die Geschichte der Philosophie. Vol. 3, Griechische Philosophie 2. Plato bis Proklos. Edited by Pierre Garniron and Walter Jaeschke. Hamburg: Felix Meiner Verlag.
———. 1996b. Wykłady z historii filozofii. Translated by S. F. Nowicki. Vol. 2. Warszawa: PWN.
———. 2009. Lectures on the History of Philosophy 1825–6. Translated by Robert F. Brown and J. Michael Stewart. Vol. I, Introduction and Oriental Philosophy. Oxford: Clarendon Press.
———. 2010. The Science of Logic. Translated by George di Giovanni. Cambridge: Cambridge University Press.
———. 2016. Vorlesungen über die Geschichte der Philosophie I: Nachschriften zu den Kollegien 1819 und 1820/21. Vol. 30.1 of Gesammelte Werke. Edited by Klaus Grotsch. Hamburg: Felix Meiner Verlag.
———. 2020. Vorlesungen über die Geschichte der Philosophie II: Nachschriften zum Kolleg des Wintersemesters 1823/24. Vol. 30.2 of Gesammelte Werke. Edited by Klaus Grotsch. Hamburg: Felix Meiner Verlag.
———. 2023. Vorlesungen über die Geschichte der Philosophie III: Nachschriften zu dem Kolleg des Wintersemesters 1825/26. Vol. 30.3 of Gesammelte Werke. Edited by Klaus Grotsch. Hamburg: Felix Meiner Verlag.
Heidegger, Martin. 1980. “A Heidegger Seminar on Hegel’s Differenzschrift.” Translated by William Lovitt, The Southwestern Journal of Philosophy 11 (3): 9–45. https://doi.org/10.5840/swjphil198011337.
Helcel, Tadeusz. 1825/26. Geschichte der Philosophie von Hegel. Manuscript 75. Polish Academy of Sciences, Warsaw.
Hube, Romuald. 1823/24. Zapis wykładów historii filozofii prowadzonych przez G. W. F. Hegla. Manuscript 5023 II. Jagiellonian Library, Kraków.
Huxley, Aldous. 1948. “The Minimum Working Hypothesis.” In Vedanta for the West, edited by Christopher Isherwood, 33–5. London: George Allen & Unwin Ltd.
James, William. 1902. The Varieties of Religious Experience. London: Longmans, Green, and Co.
Kempis, Thomas á. De Imitatione Christi Libri Quatuor. Solisbaci in Bavaria: Seidel, 1837.
Kojève, Alexandre. 1947. Introduction à la lecture de Hegel. Paris: Éditions Gallimard.
———. 1970. “Hegel, Marx, and Christianity.” Translated by Hilail Gildin, Interpretation: A Journal of Political Philosophy 1: 21–42.
———. 1973. “The Idea of Death in the Philosophy of Hegel.” Translated by Joseph J. Carpino.  Interpretation 3 (2/3): 114–56.
———. 1980. Introduction to the Reading of Hegel. Translated by James H. Nichols. Edited by Allan Bloom. Ithaca, NY: Cornell University Press.
———. 2014. “Interpretation of the general introduction to chapter VII.” Translated by Ian Alexander Moore, Parrhesia (20): 15–39.
———. 2016. “Hegel et Freud. Essai d’une confrontation interprétative.” La Cause du désir 93 (2): 153–60. https://doi.org/10.3917/lcdd.093.0153.
Leibniz, Gottfried Wilhelm. 2014. Monadology: A New Translation and Guide. Translated by Lloyd Strickland. Edinburgh: Edinburgh University Press.
Melzer, Arthur M. 2014. Philosophy Between the Lines: The Lost History of Esoteric Writing. Chicago: University of Chicago.
Nietzsche, Friedrich. 1974. Nachgelassene Fragmente: Frühjahr-Herbst 1884, Kritische Gesamtausgabe. Vol. VII.2. edited by Giorgio Colli and Mazzino Montinari. Berlin: de Gruyter.
Piaia, Gregorio, Giuseppe Micheli, and Giovanni Santinello. 2022. Models of the History of Philosophy. Vol. IV, The Hegelian Age. Berlin: Springer.
Plato. 1961. The Collected Dialogues. Translated by Paul Shorey. Edited by Edith Hamilton and Huntington Cairns. New York: Pantheon Books.
Shorey, Paul. 1933. What Plato Said. Chicago: The University of Chicago Press.
Stace, Walter Terence. 1960. The Teachings of the Mystics. New York: New American Library.
Strauss, David Friedrich. 1831. Geschichte der Philosophie im Auszug. Manuscript 7451. Deutsches Literaturarchiv Marbach, Marbach am Neckar.
Szlezák, Thomas Alexander. 2003. “Six Philosophers on Philosophical Esotericism.” In Plato as author: the rhetoric of philosophy, edited by Ann Michelini, 203–21. Leiden: Brill.
Taubes, Jacob. 2009. Occidental Eschatology. Stanford: Stanford University Press.