00637nam a2200133Ia 4500008004100000040001700041082002300058110003000081245021000111260003500321300001400356500002100370650011200391190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta338.91bU58P  aUnited Nations (New York) 0aProblems of development and planning in the least development among the developing countriesbreport of the seventh interregional seminar on development planning, Addis Ababa, Ethiopia, 6-17 December, 1971  aNew YorkbUnited Nationsc1973  aiii, 33p.  aST/TAO/SER/C/149  aEcocnomic development-Developing coutries; Industrialization-Developing coutries; International cooperation