Williams, Howard (ed.), Essays on Kant's Political Philosophy, Chicago: University of Chicago Press, 1992.
Commentary
Dignity and Practical Reason in Kant’s Moral Theory
Hill, T., Dignity and Practical Reason in Kant's Moral Theory, Ithaca: Cornell University Press, 1992.
The Cambridge Companion to Kant
Guyer, P., (ed) The Cambridge Companion to Kant, Cambridge: Cambridge University Press, 1992.
Kant’s Theory of Freedom
Allison, Henry. Kant’s Theory of Freedom, Cambridge University Press, 1990.
Freedom and the End of Reason by Richard Velkley
Velkley, Richard. Freedom and the End of Reason: On the Moral Foundation of Kant's Critical Philosophy. Chicago and London: University of Chicago Press, 1989.
Immanuel Kant’s Moral Theory
Sullivan, R., Immanuel Kant's Moral Theory, Cambridge: Cambridge University Press, 1989.
Constructions of Reason
O'Neill, Onora, Constructions of Reason, Cambridge: Cambridge University Press, 1989.
Kant’s Transcendental Deductions
Förster, E., ed., Kant's Transcendental Deductions, Stanford: Stanford University Press, 1989.
The Art of Judgement
Caygill, Howard. The Art of Judgement, Oxford: Blackwell, 1989.
Immanuel Kant by Pierre Hassner
Hassner, Pierre. “Immanuel Kant.” In The History of Political Philosophy, edited by Leo Strauss and Joseph Cropsey, 3rd ed., 583–606. Chicago: University of Chicago Press, 1987.