Cite
MLA (8th Edition)
Ebbert, J. C.. The Quality of Ground Water In the Principal Aquifers of Southwestern Washington. U.S. Geological Survey, 1985.
APA (7th Edition)
Ebbert, J. C. (1985). The quality of ground water in the principal aquifers of southwestern Washington. U.S. Geological Survey.
Chicago (17th Edition)
Ebbert, J. C. The Quality of Ground Water in the Principal Aquifers of Southwestern Washington. Tacoma, Washington: U.S. Geological Survey, 1985.