APA (7th ed.) Citation

Smithsonian Institution. (1925). Spider crabs of America. GPO.

Chicago Style (17th ed.) Citation

Smithsonian Institution. Spider Crabs of America. [Washington]: GPO, 1925.

MLA (9th ed.) Citation

Smithsonian Institution. Spider Crabs of America. GPO, 1925.

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