00572nam a2200157Ia 4500082002300000100007700023245011600100260003000216300001300246500000500259690000600264952010300270964001700373921000900390999001500399  a304.62091bUn58.WP  aUnited Nations. Long-term Economic Projections, Committee of experts on-  aWorld population and gross domestic productbExtrapolation of historical trends for the years. 1965, 1970, 1975  aNew YorkbThe Auth.cn.d.  aiv, 43p.  a  a   00104070aISIbISId1998-06-10l0o304.62091 Un58.WPpDP590r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a2156  c2156d2156