TY  - BOOK
AU  - Lotus, Herbert
TI  - Essential Topics In Ecological Water Quality
SN  - 9781632393227
U1  - 363.61  LOT 
PY  - 2015///
CY  - New York
PB  - Callisto Reference
KW  - (RUSA) Uttarakhand Collection; Himalaya Collection
ER  -