TY - BOOK AU - Viessman,Warren AU - Lewis,Gary L. TI - Introduction to hydrology SN - 0673991652 AV - GB661.2 .V44 1996 U1 - 551.48 VIE 20 PY - 1996/// CY - Glenview, Ill. PB - HarperCollins KW - Hydrology N1 - H.B; Includes bibliographical references and index ER -