TY  - BOOK
AU  - Sehgal, K. L.
TI  - Planktonic copepods of freshwater ecosystems
U1  - 577.63 
PY  - 1983///
CY  - New Delhi
PB  - Interprint
KW  - Ecology
KW  - Freshwater ecology
KW  - Freshwater ecosystems
ER  -