APA (7th ed.) Citation

Smithsonian Institution. (1920). North American early Tertiary Bryozoa: Text. GPO.

Chicago Style (17th ed.) Citation

Smithsonian Institution. North American Early Tertiary Bryozoa: Text. [Washington]: GPO, 1920.

MLA (9th ed.) Citation

Smithsonian Institution. North American Early Tertiary Bryozoa: Text. GPO, 1920.

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