Cita APA (7th ed.)

Warburton, N. (2013). Philosophy: The basics (5th ed.). Routledge.

Cita Chicago (17th ed.)

Warburton, Nigel. Philosophy: The Basics. 5th ed. London ; New York: Routledge, 2013.

Cita MLA (8th ed.)

Warburton, Nigel. Philosophy: The Basics. 5th ed. Routledge, 2013.