APA (7th ed.) Citation

Geological Survey (U.S.). (1901). Topographic maps and folios. [publisher not identified].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Topographic Maps and Folios. Washington, D.C.: [publisher not identified], 1901.

MLA (9th ed.) Citation

Geological Survey (U.S.). Topographic Maps and Folios. [publisher not identified], 1901.

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