TY  - BOOK
AU  - Welch, .Paul S.,
TI  - Limnology
SN  - 9788190795241
U1  - 551.8 
PY  - 2010///
CY  - Delhi
PB  - Narendra Publishing House
KW  - Limnology
KW  - Deptt- Zoology
ER  -