Berg, Leo S <br/><br/>
Freshwater fishes of the USSR and adjacent countries / 4th ed.  V3 

 - 4th ed. 
 - Jerusalem  IPST  1965 
<br/><br/><label>Subjects--Index Terms: </label>Pisces  zoology  
<br/><br/><label>Dewey Class. No.: </label>597.947  / K2.3