000 00330nam a2200121Ia 4500
008 100324s9999 xx 000 0 und d
100 _aRiveros L.D
245 _aInternational differences in wage and non wage labour costs
260 _bWorld Bank
_aWashington DC
650 _aCOSTING
942 _cBK
999 _c72270
_d72270