000 00276nam a2200109Ia 4500
008 181023s9999 xx 000 0 und d
020 _a0
100 _amukesh Kumar
245 0 _aStudy of 4PS to special reference to engineering goods
260 _c0
_aMU, Aligarh
942 _cPR
999 _c13516
_d13516