APA (7th ed.) Citation

(1959). Foundations of the metaphysics of morals and what is enlightenment? The Bobbs-Merrill.

Chicago Style (17th ed.) Citation

Foundations of the Metaphysics of Morals and What Is Enlightenment? Indianápolis: The Bobbs-Merrill, 1959.

MLA (9th ed.) Citation

Foundations of the Metaphysics of Morals and What Is Enlightenment? The Bobbs-Merrill, 1959.