Ruhl, K. J., & Jarrett, G. L. (1999). Processes affecting dissolved-oxygen concentrations in the lower reaches of Middle Fork and South Fork Beargrass Creek, Jefferson County, Kentucky. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationRuhl, Kevin J., and G. Lynn Jarrett. Processes Affecting Dissolved-oxygen Concentrations in the Lower Reaches of Middle Fork and South Fork Beargrass Creek, Jefferson County, Kentucky. Louisville, Ky.: U.S. Dept. of the Interior, U.S. Geological Survey, 1999.
MLA (9th ed.) CitationRuhl, Kevin J., and G. Lynn Jarrett. Processes Affecting Dissolved-oxygen Concentrations in the Lower Reaches of Middle Fork and South Fork Beargrass Creek, Jefferson County, Kentucky. U.S. Dept. of the Interior, U.S. Geological Survey, 1999.