Langland, M. J., & Fishel, D. K. (1996). Effects of agricultural best-management practices on the Brush Run Creek headwaters, Adams County, Pennsylvania, prior to and during nutrient management. U.S. Geological Survey.
Chicago Style (17th ed.) CitationLangland, Michael J., and David K. Fishel. Effects of Agricultural Best-management Practices on the Brush Run Creek Headwaters, Adams County, Pennsylvania, Prior to and During Nutrient Management. Lemoyne, Pennsylvania: U.S. Geological Survey, 1996.
MLA (9th ed.) CitationLangland, Michael J., and David K. Fishel. Effects of Agricultural Best-management Practices on the Brush Run Creek Headwaters, Adams County, Pennsylvania, Prior to and During Nutrient Management. U.S. Geological Survey, 1996.
Warning: These citations may not always be 100% accurate.