Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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