1. Bulhof, Ilse N. (1980) Wilhelm Dilthey: A Hermeneutic Approach to the Study of History and Culture, The Hague / Boston / London: Martinus Nijhoff Publishers.
2. Dicker, Georges (2004), Kant’s Theory of Knowledge: An Analytical Introduction, Oxford: Oxford University Press.
3. Dilthey, Wilhelm (1990), Die Geistige Welt: Einleitung in die Philosophie des Lebens, Stutgart: B. G. Teubner Verlagsgesellschaft.
4. Dilthey, Wilhelm (2002), The Formation of the Historical World in the Human Sciences, tr. by Rodulf A. Makkreel & Frithof Rodi, Princeton: Princeton University Press.
5. Guyer, Paul (2006), Kant, London & New York, Routledge (Taylor & Francis Group).
6. Hodges, H. A. (1952), The philosophy of Wilhelm Dilthey, Routledge & Kegan Paul.
7. Kant, Immanuel (1998), The Critique of Pure Reason edited and translated by Paul Guyer, Alien W. Wood, Cambridge: Cambridge University Press.
8. Kaye, Lawrence J. (2015), Kant’s Transcendental Deduction of the Categories, New York: Lexington Books.
9. Makkreel, Rudolf A. (2005), ‘Dilthey, Wilhelm’, The Encyclopedia of Philosophy, Donald M. Borchert (editor), vol. 3, second edition, pp. 79 – 85.
10. Makkreel, Rudolf A. (1992), Dilthey: The Philosopher of Human Studies, Princeton: Princeton University Press
11. Palmer, Richard. E (1980), Hermeneutics, fifth printing, Northwestern University Press.