APA (7th ed.) Citation

Geological Survey (U.S.) & Church, S. E. (1985). Geochemical maps of the Eagle Rock and Glacier Peak Roadless Areas, Snohomish and King counties, Washington. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and S. E. Church. Geochemical Maps of the Eagle Rock and Glacier Peak Roadless Areas, Snohomish and King Counties, Washington. Reston, Va.: The Survey, 1985.

MLA (9th ed.) Citation

Geological Survey (U.S.) and S. E. Church. Geochemical Maps of the Eagle Rock and Glacier Peak Roadless Areas, Snohomish and King Counties, Washington. The Survey, 1985.