Cita APA (7a ed.)

Cartwright, O. L. (1959). Scarab Beetles of the Genus Bothynus in the United States (coleoptera: Scarabaeidae). Smithsonian Institution.

Cita Chicago Style (17a ed.)

Cartwright, O. L. Scarab Beetles of the Genus Bothynus in the United States (coleoptera: Scarabaeidae). Washington: Smithsonian Institution, 1959.

Cita MLA (8a ed.)

Cartwright, O. L. Scarab Beetles of the Genus Bothynus in the United States (coleoptera: Scarabaeidae). Smithsonian Institution, 1959.