Viljoen, Stephan <br/><br/>
Economic systems in world history 
/ Stephan Viljoen 
. - London  : Longman, 1974
. - XI-313 p.  ; 24 cm. 
<br/><br/>Bibliogr.Index. 
<br/><br/><label>ISBN: </label>0582483182 
<br/><br/><label>Source: </label>46170  Achat 
<br/><br/><label>Universal Decimal Class. No.: </label>330.18