Gledhill, J.; Bender, B.; <br/><br/>
State and society: The emergence and development of social hierachy and political centralization 

 - 
 -  London, Unwin Hyman Ltd.  1988 
 - 347 
<br/><br/> 1854 
<br/><br/><label>ISBN: </label> 2819.6 
<br/><br/><label>Dewey Class. No.: </label>930.1  / ONE-S