Cite
MLA (8th Edition)
Ebbert, J. C.. The Quality of Ground Water In the Principal Aquifers of Northeastern-North Central Washington. U.S. Geological Survey, 1984.
APA (7th Edition)
Ebbert, J. C. (1984). The quality of ground water in the principal aquifers of northeastern-north central Washington. U.S. Geological Survey.
Chicago (17th Edition)
Ebbert, J. C. The Quality of Ground Water in the Principal Aquifers of Northeastern-North Central Washington. Tacoma, Washington: U.S. Geological Survey, 1984.