Leakey, Richard E. <br/><br/>
Origins:   whta new discoveries reveal about the emergence of our species and its possible future /  
Richard E. Leakey and Roger Lewin 
 - London:   Rainbird publishing group,   1977 
 - 264p. :  ill. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0525171940 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anthropology<br/>Human evolution
<br/><br/><label>LC Class. No.: </label>GN 31 LEA 1977