000 00312nam a2200133Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
040 _aET
100 _aVerma Dinesh
245 0 _aProduction Productivity
260 _bThe Institute of cost & work
_aCalcutta
300 _a275
500 _a56725
942 _cBK
999 _c62738
_d62738