Cita APA (7th ed.)

Blackburn, S. (2009). The big questions: Philosophy. Quercus.

Cita Chicago (17th ed.)

Blackburn, Simon. The Big Questions: Philosophy. London: Quercus, 2009.

Cita MLA (8th ed.)

Blackburn, Simon. The Big Questions: Philosophy. Quercus, 2009.