United Nations <br/><br/>
Research data bank of development indicators 

 - Geneva  Statistical Unit of the Institute     1976 
 -  V1:Compilation of indicators for 1970:140p .
<br/><br/><label>Standard No.: </label>55098 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Y:677.1N4'N70s, L6.1-.3