Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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