APA (7th ed.) Citation

Smithsonian Institution. (1931). Foraminifera of Atlantic Ocean: Part 8. Rotaliidae, Amphisteginidae, Calcarinidae, Cymbaloporettidae, Globorotaliidae, Anomalinidae, Planorbulinidae, Rupertiidae and Homotremidae. GPO.

Chicago Style (17th ed.) Citation

Smithsonian Institution. Foraminifera of Atlantic Ocean: Part 8. Rotaliidae, Amphisteginidae, Calcarinidae, Cymbaloporettidae, Globorotaliidae, Anomalinidae, Planorbulinidae, Rupertiidae and Homotremidae. [Washington]: GPO, 1931.

MLA (9th ed.) Citation

Smithsonian Institution. Foraminifera of Atlantic Ocean: Part 8. Rotaliidae, Amphisteginidae, Calcarinidae, Cymbaloporettidae, Globorotaliidae, Anomalinidae, Planorbulinidae, Rupertiidae and Homotremidae. GPO, 1931.