TY  - BOOK
AU  - Upadhyay S.
AU  -  Upadhyay V.
TI  - Water laws, air laws and the environment
SN  - 8187162554
U1  - D854:Z, P2.2 
PY  - 2002///
CY  - New Delhi
PB  - Butterworths India      
ER  -