Hansen, B. <br/><br/>
Long-and short-term planning in underdeveloped countries 

 - First 
 - North-Holland  Amsterdam  1967 
 - 61p.  fig. 
<br/><br/><label>Nat. Bib. No.: </label>4658 
<br/><br/><label>Universal Decimal Class. No.: </label>338.98  / HAN