Bergin, M. J. (1964). Bedrock geology of the Penn Yan and Keuka Park Quadrangles New York. U.S. G.P.O..
Chicago Style (17th ed.) CitationBergin, M. J. Bedrock Geology of the Penn Yan and Keuka Park Quadrangles New York. Washington, [D.C.]: U.S. G.P.O., 1964.
MLA (8th ed.) CitationBergin, M. J. Bedrock Geology of the Penn Yan and Keuka Park Quadrangles New York. U.S. G.P.O., 1964.
Warning: These citations may not always be 100% accurate.