APA (7th ed.) Citation

Geological Survey (U.S.). (1993). Yuma, Arizona--California--Baja California Norte: 1:100 000-scale metric topographic map : 30 x 60 minute series (topographic). The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Yuma, Arizona--California--Baja California Norte: 1:100 000-scale Metric Topographic Map : 30 X 60 Minute Series (topographic). Reston, Va.: The Survey, 1993.

MLA (9th ed.) Citation

Geological Survey (U.S.). Yuma, Arizona--California--Baja California Norte: 1:100 000-scale Metric Topographic Map : 30 X 60 Minute Series (topographic). The Survey, 1993.