APA (7th ed.) Citation

Gill, M. L., & Pellegrin, P. (2009). A companion to ancient philosophy. Wiley-Blackwell.

Chicago Style (17th ed.) Citation

Gill, Mary Louise, and Pierre Pellegrin. A Companion to Ancient Philosophy. Oxford: Wiley-Blackwell, 2009.

MLA (9th ed.) Citation

Gill, Mary Louise, and Pierre Pellegrin. A Companion to Ancient Philosophy. Wiley-Blackwell, 2009.