000 00298nam a2200133Ia 4500
100 _aKochhar, S. K.
365 _b18
942 _cBK
654 _a
245 _aSuccessful supervision & inspection
260 _aDelhi
_bKalyani Publishers
_c1974
082 _a379.15
300 _bPb
_c21.5
_ax,192
999 _c369215
_d369215
041 _aeng