UNESCO statistical digest 

 - Paris  Unesco          1986 
 - 335p  cm. 
<br/><br/><label>Standard No.: </label>27450 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS
<br/><br/><label>Dewey Class. No.: </label>B28g7, M6