Dougal, M. D., Baumann, E. R., & Timmons, J. F. (1970). Physical and economic factors associated with the establishment of stream water quality standards. Sanitary Engineering Section, Engineering Research Institute, Iowa State University.
Chicago Style (17th ed.) CitationDougal, Merwin D., Edward Robert Baumann, and John F. Timmons. Physical and Economic Factors Associated with the Establishment of Stream Water Quality Standards. Ames: Sanitary Engineering Section, Engineering Research Institute, Iowa State University, 1970.
MLA (9th ed.) CitationDougal, Merwin D., et al. Physical and Economic Factors Associated with the Establishment of Stream Water Quality Standards. Sanitary Engineering Section, Engineering Research Institute, Iowa State University, 1970.
Warning: These citations may not always be 100% accurate.