Cita APA (7a ed.)

Lembright, R. L. Western civilization (Twelfth edition.).

Cita Chicago Style (17a ed.)

Lembright, Robert L. Western Civilization. Twelfth edition.

Cita MLA (8a ed.)

Lembright, Robert L. Western Civilization. Twelfth edition.

Precaución: Estas citas no son 100% exactas.