000 00237nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aSINHA(UMESH)
245 0 _aPRINCIPAL OF COMMUNICATION ENGG.
260 _bTECHMEDIA
942 _2ddc
_cBTECH
999 _c3901
_d3901