Vanishing peoples of the Earth 
/ National Geographic 
 - Washington, D.C.  : National Geographic Society  , c1968. 
 - 208 p.  : il. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anthropology, Social
<br/><br/><label>Dewey Class. No.: </label>572.7 NAT