TY  - BOOK
AU  - Awan, N. M.
TI  - Surface water hydrology 
SN  - 0813752108
U1  - 551.47097 
PY  - 1981///
CY  - Islamabad
PB  - National Book Foundation Pakistan
KW  - Hydrology
KW  - MCE
KW  - NUST
ER  -