TY  - BOOK
AU  - NAUTIYAL,P
AU  - SINGH,H.R.
TI  - BIODIVERSITY AND ECOLOGY OF AQUATIC ENVIRONMENTS
SN  - 9788190609173
U1  - 639.806 208 
PY  - 2009///
CY  - Kottayam
PB  - D.C.Books, Kottayam 
ER  -