Scheffer,Victor B. <br/><br/>
The Year Of The Seal 

 - USA  Penguin Books  1970 
<br/><br/><label>ISBN: </label>0 14 00 3584 2 
<br/><br/><label>LC Class. No.: </label>599.74601045/SCH 
<br/><br/><label>Dewey Class. No.: </label>599.74601045/SCH