000 00305nam a2200121Ia 4500
008 230313s9999 xx 000 0 und d
100 _aNair,S.B.
245 0 _aBasic Communication and Information Engineering
260 _bI.K. International
_aNew Delhi
_c2009
300 _a330
650 _aCS
942 _cBK
999 _c469
_d469