APA (7th ed.) Citation

Trigg, J. W. (1998). Origen (1. publ.). Routledge.

Chicago Style (17th ed.) Citation

Trigg, Joseph W. Origen. 1. publ. London u.a: Routledge, 1998.

MLA (9th ed.) Citation

Trigg, Joseph W. Origen. 1. publ. Routledge, 1998.

Warning: These citations may not always be 100% accurate.