Johnson, Allen W. <br/><br/>
The evolution of human societies :  From foraging group to agrarian state / 
Allen W. Johnson , Timothy Earle. 
 - Stanford, Calif. :  Stanford University Press,  1987. 
 - 360 p. 
<br/><br/><label>ISBN: </label>0-8047-1515-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic anthropology