APA-viite (7. p.)

Hospers, J. (1972). Human conduct: Problems of ethics. Harcourt Brace Jovanovich.

Chicago-viite (17. p.)

Hospers, John. Human Conduct: Problems of Ethics. New York: Harcourt Brace Jovanovich, 1972.

MLA-viite (9. p.)

Hospers, John. Human Conduct: Problems of Ethics. Harcourt Brace Jovanovich, 1972.