Cita APA (7a ed.)

Abélard, P., & Luscombe, D. E. (1971). Peter Abelard's ethics. Clarendon.

Cita Chicago Style (17a ed.)

Abélard, Pierre, y D. E. Luscombe. Peter Abelard's Ethics. Oxford: Clarendon, 1971.

Cita MLA (9a ed.)

Abélard, Pierre, y D. E. Luscombe. Peter Abelard's Ethics. Clarendon, 1971.