APA (7th ed.) Citation

Smithsonian Institution. (1921). Dipterous genus Dolichopus latreille in North America. GPO.

Chicago Style (17th ed.) Citation

Smithsonian Institution. Dipterous Genus Dolichopus Latreille in North America. [Washington]: GPO, 1921.

MLA (9th ed.) Citation

Smithsonian Institution. Dipterous Genus Dolichopus Latreille in North America. GPO, 1921.

Warning: These citations may not always be 100% accurate.