Boyd, Robert,  Ph. D. <br/><br/>
Culture and the evolutionary process / 
Robert Boyd & Peter J. Richerson. 
 - Chicago :  University of Chicago Press,  1985. 
 - viii, 331 p. :  ill. ;  25 cm. 
<br/><br/> Includes indexes. 
<br/><br/>Bibliogr.: p. 301-315. 
<br/><br/><label>ISBN: </label>0226069311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social evolution.<br/>Human evolution.<br/>Sociobiology.