Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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