Citazione Stile APA (7a Edizione)

Keene, M. (2005). Philosophy & ethics: GCSE religious studies for OCR B (1. publ.). Folens.

Citazione stile Chigago Style (17a edizione)

Keene, Michael. Philosophy & Ethics: GCSE Religious Studies for OCR B. 1. publ. Dunstable [u.a.]: Folens, 2005.

Citatione MLA (9a ed.)

Keene, Michael. Philosophy & Ethics: GCSE Religious Studies for OCR B. 1. publ. Folens, 2005.