Scheffer, Víctor B. <br/><br/>
Pelage and surface topography on the Northern fur seal 

 - Washington :   Fish and Wildlife Service,  1961  
<br/><br/><label>Standard No.: </label>DVE-M2842 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Focas<br/>Pelos de la foca
<br/><br/><label>Universal Decimal Class. No.: </label>599.745.3