Cita APA (7th ed.)

Barret, W. (1962). Irrational man: A study in existencial philosophy. Poubleday.

Cita Chicago (17th ed.)

Barret, William. Irrational Man: A Study in Existencial Philosophy. New York, Estados Unidos: Poubleday, 1962.

Cita MLA (9th ed.)

Barret, William. Irrational Man: A Study in Existencial Philosophy. Poubleday, 1962.