Geist, Valerius <br/><br/>
Mountain sheep :  a study in behavior and evolution / 
Valerius Geist. 
 - Chicago :  University of Chicago Press,  [1971]. 
 - xv, 383 p. ;  il. ;  25 cm. 
 - Wildlife behavior and ecology .
<br/><br/>Bibliografía: p. 354-370. 
<br/><br/><br/>Inglés 
<br/><br/><label>ISBN: </label>0226285723 
<br/><br/><label>LCCN: </label>77149596  
<br/><br/><label>Subjects--Index Terms: </label>Mountain sheep Ovejas de montañas 
<br/><br/><label>Dewey Class. No.: </label>599.649