TY  - BOOK
AU  - Khopkar S.M.
TI  - Environmental Pollution Analysis / 
SN  - 8122404634
U1  - 628.5 
PY  - 1993///
CY  - New Delhi.
PB  - New Age Publishers.
KW  - Pollution Control techonology
N1  - Includes index
ER  -