TY  - BOOK
AU  - Varshney,C.K.
TI  - Water pollution and management 
SN  - 0852268971 
AV  - QH545.W3. W11
PY  - 1983///
CY  - New Delhi
PB  - Wiley Eastern
KW  -  
KW  - Water
KW  - Water quality management
N1  - Includes bibliographies and index
ER  -