APA (7th ed.) Citation

Geological Survey (U.S.). (1991). Turtleback Mtn. quadrangle, Arizona--Yuma Co., 1965: 7.5 minute series (topographic) (Photoinspected 1980.). The Survey ; For sale by the Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Turtleback Mtn. Quadrangle, Arizona--Yuma Co., 1965: 7.5 Minute Series (topographic). Photoinspected 1980. Reston, Va. : Denver, Colo.: The Survey ; For sale by the Survey, 1991.

MLA (8th ed.) Citation

Geological Survey (U.S.). Turtleback Mtn. Quadrangle, Arizona--Yuma Co., 1965: 7.5 Minute Series (topographic). Photoinspected 1980. The Survey ; For sale by the Survey, 1991.