Lyon, John G. Gis for Water Resources and Watershed Management - Boca Raton, Fl : CRC Press, c2003 - VII, 266 p. : ill Includes Bibliographical References and Index ISBN: 9780415286077 ISSN: Subjects--Topical Terms: Hydrology Data ProcessingWatersheds Data Processing Dewey Class. No.: 551.480285 / LYO