Hart, D. H., & Newcomb, R. C. (1965). Geology and ground water of the Tualatin Valley, Oregon. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationHart, D. H., and Reuben Clair Newcomb. Geology and Ground Water of the Tualatin Valley, Oregon. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1965.
MLA (9th ed.) CitationHart, D. H., and Reuben Clair Newcomb. Geology and Ground Water of the Tualatin Valley, Oregon. United States Department of the Interior, Geological Survey, 1965.
Warning: These citations may not always be 100% accurate.