APA (7th ed.) Citation

Geological Survey (U.S.). (1999). USGS map-on-demand printing. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). USGS Map-on-demand Printing. [Reston, Va.]: U.S. Geological Survey, 1999.

MLA (9th ed.) Citation

Geological Survey (U.S.). USGS Map-on-demand Printing. U.S. Geological Survey, 1999.

Warning: These citations may not always be 100% accurate.