World development report 1990 
/ International Bank 
. - Washington  : International bank, 1990
. - XII-260P.  ; 27 cm  
<br/><br/><label>ISBN: </label>019520851x 
<br/><br/><label>Source: </label> Don du CCA 
<br/><br/><label>Universal Decimal Class. No.: </label>339.12