SERGEEV, B.F. <br/><br/>
The living sonars of the Ocean / 
[by] B.F.Sergeev 
 - Moscow  MIR pub.  0 
 - 214 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mairne biology<br/>Ocean
<br/><br/><label>Dewey Class. No.: </label>578.77  / SER