APA (7th ed.) Citation

Smithsonian Institution. (1916). Sessile barnacles (Cirripedia) contained in collections of U.S. National Museum, including monograph of American species. GPO.

Chicago Style (17th ed.) Citation

Smithsonian Institution. Sessile Barnacles (Cirripedia) Contained in Collections of U.S. National Museum, Including Monograph of American Species. [Washington]: GPO, 1916.

MLA (9th ed.) Citation

Smithsonian Institution. Sessile Barnacles (Cirripedia) Contained in Collections of U.S. National Museum, Including Monograph of American Species. GPO, 1916.