Thomsen, B. W., & Schumann, H. H. (1968). Water resources of the Sycamore Creek watershed, Maricopa County, Arizona. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationThomsen, B. W., and Herbert H. Schumann. Water Resources of the Sycamore Creek Watershed, Maricopa County, Arizona. Washington, D.C.: United States Department of the Interior, Geological Survey, 1968.
MLA (9th ed.) CitationThomsen, B. W., and Herbert H. Schumann. Water Resources of the Sycamore Creek Watershed, Maricopa County, Arizona. United States Department of the Interior, Geological Survey, 1968.
Warning: These citations may not always be 100% accurate.