00235nam a2200097Ia 4500080001800000245004000018260002600058300002600084500000800110583001900118  a03.02.03 S727  aIndustry and trade, mining, tourism  bSADCCaArushaTZc1988  a1 v. (various pagings  aIDS  c3/7/00kM2LMGR