APA (7th ed.) Citation

Geological Survey (U.S.). (1943). Mt. Spokane quadrangle, Washington--Idaho: 15 minute series (1943 ed.). The Survey].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Mt. Spokane Quadrangle, Washington--Idaho: 15 Minute Series. 1943 ed. [Washington D.C.: The Survey], 1943.

MLA (8th ed.) Citation

Geological Survey (U.S.). Mt. Spokane Quadrangle, Washington--Idaho: 15 Minute Series. 1943 ed. The Survey], 1943.

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