TY  - BOOK
AU  - Viessaman Warrren
AU  - Lewis Gerry L
AU  - Viessaman Warrren
TI  - Introduction to hydrology
U1  - 551.48/VEI 
PY  - 2003///
CY  - New Delhi
PB  - Prentice Hall India (P) ltd.
KW  - Hydrology
ER  -