Etude de cas au Nigéria 
/ Africa Leadership Forum ; ed. by Ojetunji Aboyake, Raji Rasaki 
. - New York  : Africa Leadership Forum, 1988
. - 66 p.  ; 23 cm. 
<br/><br/><label>Source: </label> Don 
<br/><br/><label>Universal Decimal Class. No.: </label>328.36