TY  - BOOK
AU  - Ricker, W.E. ed.
TI  - Methods for Assessment of Fish Production in Fresh Waters: IBP Handbook No.3
SN  - 632046600
U1  - 639.21 
PY  - 1968///,
CY  - Edingburgh
PB  - Blackwell Scientific Publications
KW  - Fish Production
KW  - Fresh Water
ER  -