TY  - BOOK
AU  - Chhatwal G R (ed.)
TI  - Encyclopaedia of environmental pollution and its control v.2: water pollution
SN  - 9788170412434
U1  - 363.735 03 
PY  - 1999///
CY  - New Delhi
PB  - Anmol
KW  - Water Pollution
KW  - Enviornmental Pollution Encyclopaedia
KW  - Enviornmental Pollution
KW  - Pollution Control
KW  - Social Science
ER  -