African political systems 
/ ed.by M. Fortes, E.E.Evans-Pritchard 
. - London and New York  : International African Institute, c1987
. - XXIII-302 p.  ; 23 cm. 
 - Routledge Revivals .
<br/><br/>Index. 
<br/><br/><label>ISBN: </label>9781138926059 
<br/><br/><label>Source: </label> Don IDEC 
<br/><br/><label>Universal Decimal Class. No.: </label>320.