APA (7th ed.) Citation

Geological Survey (U.S.). (1949). Greenacres quadrangle, Washington--Idaho: 15 minute series (topographic) (Ed. of 1951.). The Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Greenacres Quadrangle, Washington--Idaho: 15 Minute Series (topographic). Ed. of 1951. Denver, Colo.: The Geological Survey, 1949.

MLA (8th ed.) Citation

Geological Survey (U.S.). Greenacres Quadrangle, Washington--Idaho: 15 Minute Series (topographic). Ed. of 1951. The Geological Survey, 1949.

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