Παραπομπή APA

Collinson, D. (2004). Fifty great philosophers: A reference guide. Routledge.

Παραπομπή Chicago Style

Collinson, Diane. Fifty Great Philosophers: A Reference Guide. London: Routledge, 2004.

Παραπομπή MLA

Collinson, Diane. Fifty Great Philosophers: A Reference Guide. Routledge, 2004.