TY  - BOOK
AU  - Viessman,Warren
AU  - Lewis,Gary L.
TI  - Introduction to hydrology/ 
SN  - 0673991652 (hbk)
PY  - 1996///
CY  - New York
PB  - HarperCollins College Publishers
KW  - Hydrology
N1  - Includes appendixes and index
ER  -