Downs, S. C., & Appel, D. H. (1986). Progress report on the effects of highway construction on suspended-sediment discharge in the Coal River and Trace Fork, West Virginia, 1975-81. U.S. Geological Survey.
Chicago Style (17th ed.) CitationDowns, Sanford C., and D. H. Appel. Progress Report on the Effects of Highway Construction on Suspended-sediment Discharge in the Coal River and Trace Fork, West Virginia, 1975-81. Charleston, West Virginia: U.S. Geological Survey, 1986.
MLA (9th ed.) CitationDowns, Sanford C., and D. H. Appel. Progress Report on the Effects of Highway Construction on Suspended-sediment Discharge in the Coal River and Trace Fork, West Virginia, 1975-81. U.S. Geological Survey, 1986.
Warning: These citations may not always be 100% accurate.