Food and Agriculture Orginization <br/><br/>
Pollution : an international problem for fisheries 

 - Rome  Food and Agricultural Orginization  1971 
 - viii, 85p. :ill.; 20cm.- 
 - World food probllems; no. 14 .
<br/><br/><label>Dewey Class. No.: </label>591.5  / FAO