TY  - BOOK
AU  - x, x
AU  - Singh H.R.
TI  - Advances in limnology: x
SN  - 8185376194
U1  - 551.84/A244 
PY  - 1997///
CY  - Delhi
PB  - Narendra pub.
KW  - Limnology
KW  - Liminology
N1  - x
ER  -