APA (7th ed.) Citation

Geological Survey (U.S.) & West Virginia Geological and Economic Survey. (1951). West Virginia, 7.5 minute series (topographic). U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and West Virginia Geological and Economic Survey. West Virginia, 7.5 Minute Series (topographic). Reston, Va.: U.S. Geological Survey, 1951.

MLA (9th ed.) Citation

Geological Survey (U.S.) and West Virginia Geological and Economic Survey. West Virginia, 7.5 Minute Series (topographic). U.S. Geological Survey, 1951.