Par, Revise <br/><br/>
Symposium on the Methodology for the Survey, Monitoring and Appraisal of Fishery Resources in Lakes and Large Rivers: FIFAC Technical Paper No.23, Suppl.1, Vol.2 (FIFAC/T23, Suppl.1/2) 

 - Rome,  Food and Agriculture Organization,  1975, 
 - 747p.  30cm.