Statistical yearbook, 1988. 

 - Paris :   UNESCO,   1988. 
 - Various p. ;  30 cm. 
<br/><br/>   
<br/><br/><label>ISBN: </label>92-3-002561-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>United Nations-- Statistical Office.
<br/><br/><label>Dewey Class. No.: </label>310.58 / S29