Cita APA (7a ed.)

Hardie, W. F. R. (1968). Aristotle's ethical theory. Clarendon Press.

Cita Chicago Style (17a ed.)

Hardie, William Francis Ross. Aristotle's Ethical Theory. Oxford: Clarendon Press, 1968.

Cita MLA (9a ed.)

Hardie, William Francis Ross. Aristotle's Ethical Theory. Clarendon Press, 1968.