Cahalane, Victor H. <br/><br/>
Mammals of North America 

 - New York  : MacMillan Company  , 1961 
 - 682 p.  24 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mamíferos marinos
<br/><br/><label>Dewey Class. No.: </label>599.097