00311nam a2200109Ia 4500082002300000100004900023245007100072260003500143300001300178500000500191700000500196  a338.91724bUn58.ME  aUnited Nations. Economic Affairs, Dept. of-.  aMeasures for the economic development of underdevelopd countriesb  aNew YorkbUnited Nationsc1951  ax, 113p.  a  a