00301nam a2200121Ia 4500020000500000082002300005100004900028245004200077260003500119300001500154500000500169700000500174  a  aSC:330(2)bUn58.SY  aUnited Nations, Economic and Social Affairs   aStatistical yearbookb56th issue 2011  aNew YorkbUnited Nationsc2013  axii, 682p.  a  a