International seminar on Development planning 

 - New  York United Nations       1969 
 - 197 p  cm. 
<br/><br/><label>Standard No.: </label>150453 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X65:27-75p1,N66, K9/UN"