Cita APA (7th ed.)

Passmore, J. (1968). A hundred years of philosophy. Penguin Books.

Cita Chicago (17th ed.)

Passmore, John. A Hundred Years of Philosophy. Harmondsworth: Penguin Books, 1968.

Cita MLA (9th ed.)

Passmore, John. A Hundred Years of Philosophy. Penguin Books, 1968.