Cita APA (7a ed.)

Cartwright, O. L. (1955). Scarab Beetles of the Genus Psammodius in the Western Hemisphere. Smithsonian Institution.

Cita Chicago Style (17a ed.)

Cartwright, O. L. Scarab Beetles of the Genus Psammodius in the Western Hemisphere. Washington: Smithsonian Institution, 1955.

Cita MLA (9a ed.)

Cartwright, O. L. Scarab Beetles of the Genus Psammodius in the Western Hemisphere. Smithsonian Institution, 1955.