Allison, H. E. (1990). Kant's theory of freedom. Univ. Pr..
Cita Chicago (17th ed.)Allison, Henry E. Kant's Theory of Freedom. Cambridge: Univ. Pr., 1990.
Cita MLA (9th ed.)Allison, Henry E. Kant's Theory of Freedom. Univ. Pr., 1990.
Atenció: Aquestes cites poden no estar 100% correctes.