APA (7th ed.) Citation

Hurd, P. D., & Linsley, E. G. (1972). Parasitic bees of the genus Holcopasites Ashmead (Hymenoptera: Apoidea). [Smithsonian Institution].

Chicago Style (17th ed.) Citation

Hurd, Paul D., and E. Gorton Linsley. Parasitic Bees of the Genus Holcopasites Ashmead (Hymenoptera: Apoidea). [Washington, D.C.]: [Smithsonian Institution], 1972.

MLA (9th ed.) Citation

Hurd, Paul D., and E. Gorton Linsley. Parasitic Bees of the Genus Holcopasites Ashmead (Hymenoptera: Apoidea). [Smithsonian Institution], 1972.