Long-term planning :  papers presented to the seventh meeting of senior economic advisers to ECE Governments. 

 - New York :  United Nations,  1971. 
 - [United Nations. Document] ;  E/ECE/780 .
 - Document (United Nations) ;  E/ECE/780 .
<br/><br/> "United Nations publication. Sales no.: E. 71.II.E.3." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>LCCN: </label>72185704 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic policy -- Congresses.--Economic policy -- Congresses.<br/>Economic policy -- Mathematical models -- Congresses.--Economic policy -- Mathematical models -- Congresses.--Economic policy -- Mathematical models -- Congresses.
<br/><br/><label>LC Class. No.: </label>JX1977  HD82  / .A2 E/ECE/780 
<br/><br/><label>Dewey Class. No.: </label>300/.8 s  330.9