TY  - BOOK
AU  - Trivedi, R. N. and Raj, Gurdeep
TI  - Environmental management of fresh water ecology
SN  - 8171582575
U1  - 333.7 
PY  - 1992///
CY  - New Delhi
PB  - ; Akashdeep Publishing
KW  - Environment
KW  - Environmental Management
KW  - Environmental Studies
ER  -