000 00334nam a2200133Ia 4500
008 170101s2010 xx 000 0 und d
020 _a9788124427677
100 _aRoy Choudhury D
245 0 _aNetwork And Systems
260 _aNew Delhi
_bNew Age International
_c2010
300 _a946
650 _aElectrical
942 _2ddc
_cBK
999 _c439093
_d439093