APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (8:e uppl.)

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