APA (7th ed.) Citation

Geological Survey (U.S.). (1941). Geophysical Abstracts 102, July-Sept. 1940. [s.n.].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Geophysical Abstracts 102, July-Sept. 1940. [Washington]: [s.n.], 1941.

MLA (9th ed.) Citation

Geological Survey (U.S.). Geophysical Abstracts 102, July-Sept. 1940. [s.n.], 1941.

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