TY  - BOOK
AU  - Gupta, R.D.  .
TI  - Environmental pollution hazards and control / 
SN  - 81-8069-260-4
U1  - G:55(D854) 
PY  - 2006///
CY  - New Delhi : 
PB  - Concept Publishing Company , 
KW  - Pollution-India
ER  -