000 00421nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aWorld Bank.
245 _aMacroeconomic implications of factor substitution in industrial processes
260 _c1980
_bWorld Bank
_aWashington DC
366 _b1980
650 _aINDUSTRIAL MANAGEMENT
942 _cBK
999 _c68053
_d68053