TY  - BOOK
AU  - KHANNA, S.S.
AU  - SINGH,H.R.
TI  - A TEXTBOOK OF FISH BIOLOGY AND FISHERIES
SN  - 81-853-75-75-5
U1  - 597 
PY  - 2011///
CY  - DELHI
PB  - Narendra Publishing House, Delhi 
ER  -