TY  - BOOK
AU  - Gerking,Shelby D.
TI  - Ecology of freshwater fish production / 
SN  - 0632002565
U1  - 597.17636 
PY  - 1978///
CY  - Oxford : 
PB  - Blackwell Scientific Publications , 
KW  - FISH PRODUCTION
N1  - NULL
ER  -