TY  - BOOK
AU  - J.Burczynski
TI  - Introduction to the Use of Sonar Systems for Estimating Fish Biomass
T2  - FAO   Fisheries Technical Paper No.191 Revision1
SN  - 9251011613
U1  - 639.2 
PY  - 1982///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
ER  -