004100000a22001330004500082001700000020001900017100002700036245005400063260003600117260001300153300001800166650008200184041001000266  a  633.01/MAL  a  <0070397899>  a  aMalenbaumbWilfred  a  World demand for raw materials in 1985 and 2000  ab  aNew YorkbMcGraw-HillcUS  c  a1978  a  aix, 126p.  a  <Raw materials><International economy><Economic growth><Economic forecasts>  a  ENG