Pettijohn, R. A., Beckman, J. D., & Busby, J. F. (1993). Properties and chemical constituents in ground water from permeable Zone D (middle Miocene deposits), Coastal Lowlands Aquifer System, south-central United States. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationPettijohn, Robert A., Jeffery D. Beckman, and John F. Busby. Properties and Chemical Constituents in Ground Water from Permeable Zone D (middle Miocene Deposits), Coastal Lowlands Aquifer System, South-central United States. Austin, Texas: U.S. Department of the Interior, U.S. Geological Survey, 1993.
MLA (9th ed.) CitationPettijohn, Robert A., et al. Properties and Chemical Constituents in Ground Water from Permeable Zone D (middle Miocene Deposits), Coastal Lowlands Aquifer System, South-central United States. U.S. Department of the Interior, U.S. Geological Survey, 1993.