APA (7th ed.) Citation

Duckworth, W. D., & Eichlin, T. D. (1978). The type-material of Central and South American clearwing moths (Lepidoptera, Sesiidae). Smithsonian Institution Press.

Chicago Style (17th ed.) Citation

Duckworth, W. Donald, and Thomas D. Eichlin. The Type-material of Central and South American Clearwing Moths (Lepidoptera, Sesiidae). Washington, D.C.: Smithsonian Institution Press, 1978.

MLA (9th ed.) Citation

Duckworth, W. Donald, and Thomas D. Eichlin. The Type-material of Central and South American Clearwing Moths (Lepidoptera, Sesiidae). Smithsonian Institution Press, 1978.