APA (7th ed.) Citation

Geological Survey (U.S.) & Jensen, F. S. (1952). Geologic map of the Fort Peck area, Montana, showing structure contours on top of the Judith River formation. Department of the Interior, United States Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Fred S. Jensen. Geologic Map of the Fort Peck Area, Montana, Showing Structure Contours on top of the Judith River Formation. [Washington, D.C.]: Department of the Interior, United States Geological Survey, 1952.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Fred S. Jensen. Geologic Map of the Fort Peck Area, Montana, Showing Structure Contours on top of the Judith River Formation. Department of the Interior, United States Geological Survey, 1952.