Cita APA (7th ed.)

Hewett, E. L. (1936). Ancient life in Mexico and Central America. Bobbs-Merril.

Cita Chicago (17th ed.)

Hewett, Edgar Lee. Ancient Life in Mexico and Central America. Indianapolis: Bobbs-Merril, 1936.

Cita MLA (9th ed.)

Hewett, Edgar Lee. Ancient Life in Mexico and Central America. Bobbs-Merril, 1936.