APA (7th ed.) Citation

(1966). A field guide to shells of the Pacific Coast and Hawaii, including shells of the Gulf of California.

Chicago Style (17th ed.) Citation

A Field Guide to Shells of the Pacific Coast and Hawaii, Including Shells of the Gulf of California. 1966.

MLA (9th ed.) Citation

A Field Guide to Shells of the Pacific Coast and Hawaii, Including Shells of the Gulf of California. 1966.

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