Cita APA (7th ed.)

Oliver, P. (2000). Philosophy. Teach Yourself.

Cita Chicago (17th ed.)

Oliver, Paul. Philosophy. London: Teach Yourself, 2000.

Cita MLA (8th ed.)

Oliver, Paul. Philosophy. Teach Yourself, 2000.

Atenció: Aquestes cites poden no estar 100% correctes.