000 00284nam a2200109Ia 4500
008 220601s2018 xx 000 0 eng d
100 _aRIZVI,ASHRAF M
245 0 _aEFFECTIVE TECHNICAL COMMUNICATION
260 _c2018
_aNew Delhi
_bMC GRAW HILL
300 _a610
942 _2ddc
_cBTECH
_027
999 _c3785
_d3785