Zeng,Douglas Zhihua <br/><br/>
Knowledge technology ad cluster based grwoth in Africa  
World Bank 
 - Washington  Worldbank ,  2008. 
 - 130p 
 - Worldbank Institute (WBI) .
<br/><br/><label>ISBN: </label>9780821373064 
<br/><br/><label>Dewey Class. No.: </label>338.96 ZEN.P8