TY  - BOOK
AU  - Gautam,,  Ashutosh
TI  - Aquatic environment / 
SN  - 81-7024-487-0
U1  - 577.6 
PY  - 1992///
CY  - New Delhi
PB  - Ashish
KW  - Freshwater ecology
KW  - Ecology
KW  - Biology
KW  - Life sciences
N1  - Includes index
ER  -