000 00282nam a2200121Ia 4500
008 230401s2011 xx 000 0 eng d
082 _a621.38
100 _aSHARMA (SNJAY)
245 0 _aCOMMUNICATION SYSTEM
260 _bSK.KATARIAL SAANJ
_c2011
300 _a610
942 _2ddc
_cBTECH
999 _c342
_d342