Thomas Allen Jefferson-Marc A. Webber-Robert L. Pitman <br/><br/>
Marine Mammals of the World: A Comprehensive Guide to Their Identification 

 - 1st ed 
 -  Academic Press  2008 
<br/><br/><label>ISBN: </label>9780123838537 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Life Sciences <br/> Marine Biology<br/>Mammals.,Marine biology.,Marine mammals.,Marine mammals--Identification.<br/>SCIENCE