TY  - BOOK
ED  - Central Board for the Prevention and Control of Water Pollution (New Delhi)
TI  - Quality and trend of river Yamuna, 1977-1982
U1  - 351.82325 21st
PY  - 1983///
CY  - New Delhi
PB  - CBPCWP
KW  - Water Quality; Water-Polluation; Watersheds
ER  -