Geological Survey (U.S.), New York (State). Department of Environmental Conservation, Zarriello, P. J., & Reynolds, R. J. (1987). Hydrogeology of the Olean area, Cattaraugus County, New York. The Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), New York (State). Department of Environmental Conservation, Phillip J. Zarriello, and Richard J. Reynolds. Hydrogeology of the Olean Area, Cattaraugus County, New York. Albany, N.Y.: The Survey, 1987.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Hydrogeology of the Olean Area, Cattaraugus County, New York. The Survey, 1987.
Warning: These citations may not always be 100% accurate.