Butch, G. K. (1991). Measurement of bridge scour at selected sites in New York, excluding Long Island. U.S. Geological Survey.
Chicago Style (17th ed.) CitationButch, G. K. Measurement of Bridge Scour at Selected Sites in New York, Excluding Long Island. Albany New York: U.S. Geological Survey, 1991.
MLA (9th ed.) CitationButch, G. K. Measurement of Bridge Scour at Selected Sites in New York, Excluding Long Island. U.S. Geological Survey, 1991.
Warning: These citations may not always be 100% accurate.