TY  - BOOK
AU  - Khanna, DR; Matta, Gagan
TI  - Fresh water ecosystem: a case study of River Henwal
U1  - 577.6  KHA-F 
PY  - 2011///
CY  - Biotech Books, Delhi
KW  - Aquatic ecology-- Fresh water ecology-- Pond ecology-- Limnology (biology)-- groundwater ecology-- Periph
ER  -