APA (7th ed.) Citation

(2002). Map scales. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Map Scales. [Reston, Va.]: U.S. Department of the Interior, U.S. Geological Survey, 2002.

MLA (9th ed.) Citation

Map Scales. U.S. Department of the Interior, U.S. Geological Survey, 2002.

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