APA (7th ed.) Citation

Field, W. D. (1971). Butterflies of the genus Vanessa and the resurrected genera Bassaris and Cybthia, Lepidoptera: Nymphalidae. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Field, William D. Butterflies of the Genus Vanessa and the Resurrected Genera Bassaris and Cybthia, Lepidoptera: Nymphalidae. Washington, D.C: Smithsonian Institution, 1971.

MLA (9th ed.) Citation

Field, William D. Butterflies of the Genus Vanessa and the Resurrected Genera Bassaris and Cybthia, Lepidoptera: Nymphalidae. Smithsonian Institution, 1971.