Cita APA (7a ed.)

Hildebrand, D. v. (1953). Christian ethics. David MacKay.

Cita Chicago Style (17a ed.)

Hildebrand, Dietrich von. Christian Ethics. New York: David MacKay, 1953.

Cita MLA (9a ed.)

Hildebrand, Dietrich von. Christian Ethics. David MacKay, 1953.