The Online Books Page

Online Books by

D. J. Gellenbeck

Books from the extended shelves:

• Gellenbeck, D. J.: Ground-water quality in alluvial basins that have minimal urban development, south-central Arizona / (Tucson, Ariz. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Information Services [distributor], 1999), also by Alissa L. Coes, Geological Survey (U.S.), and National Water-Quality Assessment Program (U.S.) (page images at HathiTrust)
• Gellenbeck, D. J.: Ground-water quality in the Sierra Vista subbasin, Arizona, 1996-97 / (Tucson, Ariz. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Information Services [distributor], 1999), also by Alissa L. Coes, Douglas Clark Towne, National Water-Quality Assessment Program (U.S.), and Geological Survey (U.S.) (page images at HathiTrust)
• Gellenbeck, D. J.: Isotopic compositions and sources of nitrate in ground water from western Salt River Valley, Arizona / (Tucson, Ariz. : U.S. Dept of the Interior, U.S. Geological Survey ; Denver, CO : Earth Science Information Center, Open-File Reports Section [distributor], 1994), also by Geological Survey (U.S.) and Arizona. Department of Environmental Quality (page images at HathiTrust)
• Gellenbeck, D. J.: Statistical analysis of nitrate in ground water, west Salt River Valley, Arizona / (Tucson, Ariz. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Branch of Information Services [distributor], 1997), also by A. E. Long, James G. Brown, Arizona. Department of Environmental Quality, and Geological Survey (U.S.) (page images at HathiTrust)

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