APA (7th ed.) Citation

Gannett, M. W., & Caldwell, R. R. (1998). Geologic framework of the Willamette lowland aquifer system, Oregon and Washington: Regional aquifer-system analysis--Puget-Willamette lowlad GB1025.07 G. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Gannett, Marshall W., and Rodney R. Caldwell. Geologic Framework of the Willamette Lowland Aquifer System, Oregon and Washington: Regional Aquifer-system Analysis--Puget-Willamette Lowlad GB1025.07 G. Washington: U.S. Geological Survey, 1998.

MLA (9th ed.) Citation

Gannett, Marshall W., and Rodney R. Caldwell. Geologic Framework of the Willamette Lowland Aquifer System, Oregon and Washington: Regional Aquifer-system Analysis--Puget-Willamette Lowlad GB1025.07 G. U.S. Geological Survey, 1998.