TY  - GEN
AU  - Berry,WK
TI  - Water pollution
SN  - 9788123928388 (pbk.)
AV  - QK565 .T75 1999
U1  - 363.7394 
PY  - 2016///
CY  - New Delhi
PB  - CBS Publishers
KW  - Water
KW  - Pollution
N1  - Includes references & index
ER  -