Poehls, D.J. Encyclopedic dictionary of Hydrogeology D.J. Poehls and Gregory J. Smith - Oxford Elsevier 2009 - vii, 517p. ISBN: 9780125586900 Subjects--Index Terms: Hydrogeology- Encyclopedias Hydrology - Encyclopedias Universal Decimal Class. No.: 556.3(031) / POE R