TY  - BOOK
AU  - Kumar, Arvind	
TI  - Ecology of polluted water  (Vol 1) /			
SN  - 8176483176
U1  - 574.5 KUM 
PY  - 2002///
CY  - New Delhi : 
PB  - A.P.H Publishing Corporation
N1  - Includes Index
ER  -