APA (7th ed.) Citation

Geological Society of America & Dorf, E. (1957). Guidebook for field trips, Atlantic City meeting, 1957.

Chicago Style (17th ed.) Citation

Geological Society of America and Erling Dorf. Guidebook for Field Trips, Atlantic City Meeting, 1957. [New York], 1957.

MLA (8th ed.) Citation

Geological Society of America and Erling Dorf. Guidebook for Field Trips, Atlantic City Meeting, 1957. 1957.