000 00353nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
082 _a658.54 N277
100 _aNATIONAL PRODUCTIVITY COUNCIL
245 0 _aWORK STUDY:PREPARED BY RC GUPTA
260 _aNEW DELHI
_bN.P.C
_c1977
300 _a24X18
490 _aNPC TRAINING MANUAL 9
942 _cBK
_2DDC
999 _c17037
_d17037