APA-viite (7. p.)

Brosnahan, T., & LeBuffe, F. P. (1941). Prolegomena to ethics: With A digest of ethics. Fordham university press.

Chicago-viite (17. p.)

Brosnahan, Timothy, ja Francis P. LeBuffe. Prolegomena to Ethics: With A Digest of Ethics. New York: Fordham university press, 1941.

MLA-viite (8. p.)

Brosnahan, Timothy, ja Francis P. LeBuffe. Prolegomena to Ethics: With A Digest of Ethics. Fordham university press, 1941.