Isaac, Glynn.  Leakey, Richard E.F. <br/><br/>
Human ancestors, intro  x 

 - x 
 - Franciscon  W.H. Freeman  1979 
 - vi, 130 
<br/><br/>x 
<br/><br/><label>ISBN: </label>cx 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Man - Origin and antiquity Human Evolution 
<br/><br/><label>Dewey Class. No.: </label>REF573.2/HUM