Citazione Stile APA (7a Edizione)

FOOT, P. (1978). Virtues and vices and other essays in moral philosophy. Blackwell.

Citazione stile Chigago Style (17a edizione)

FOOT, Philippa. Virtues and Vices and Other Essays in Moral Philosophy. Oxford: Blackwell, 1978.

Citatione MLA (9a ed.)

FOOT, Philippa. Virtues and Vices and Other Essays in Moral Philosophy. Blackwell, 1978.