The little green data book 2011 / 

 - Washington :  THE WORLD BANK ,  2011. 
 - v, 239 p. ;  22 cm. 
<br/><br/> Includes reference. 
<br/><br/><label>ISBN: </label>9780821388624 
<br/><br/><label>Dewey Class. No.: </label>330.9