Cita APA (7th ed.)

Barnes, R. D. (1974). Invertebrate zoology (3rd ed.). W. B. Saunders.

Cita Chicago (17th ed.)

Barnes, Robert D. Invertebrate Zoology. 3rd ed. Philadelphia: W. B. Saunders, 1974.

Cita MLA (9th ed.)

Barnes, Robert D. Invertebrate Zoology. 3rd ed. W. B. Saunders, 1974.