Sergeev, B. F. <br/><br/>
World of the amphibians 

 - Moscow  Mir Publishers  1986 
 - 188p. 
<br/><br/><label>ISBN: </label> RS 6.50 
<br/><br/><label>Source: </label> RS 6.50 
<br/><br/><label>Dewey Class. No.: </label>597.6 SER