000 00349nam a2200145Ia 4500
008 220623s9999 xx 000 0 und d
041 _aeng
082 _aD 94
100 _aMehta, M. M.
245 _aMeasurement of Industrial Productivity
260 _aCalcutta
_bThe World Press Ltd.
_c1955
300 _ap. 98
650 _aEconomics
999 _c845
_d845
942 _CGB