Bradfield, A. D. (1986). Evaluation of coal-mining impacts using numerical classification of benthic invertebrate data from streams draining a heavily mined basin in eastern Tennessee. U.S. Geological Survey.
Chicago Style (17th ed.) CitationBradfield, Arthur D. Evaluation of Coal-mining Impacts Using Numerical Classification of Benthic Invertebrate Data from Streams Draining a Heavily Mined Basin in Eastern Tennessee. Nashville, Tennessee: U.S. Geological Survey, 1986.
MLA (9th ed.) CitationBradfield, Arthur D. Evaluation of Coal-mining Impacts Using Numerical Classification of Benthic Invertebrate Data from Streams Draining a Heavily Mined Basin in Eastern Tennessee. U.S. Geological Survey, 1986.
Warning: These citations may not always be 100% accurate.