TY  - BOOK
AU  - Santhanam,P;Velayutham,P;Jegatheesan,G
TI  - Manual Of Freshwater Ecology
U1  - 574.5 SAN-M 
PY  - 1989///
CY  - Delhi
PB  - Daya Publication
KW  - Biology
KW  - Biology - Ecology
ER  -