000 00388nam a2200145Ia 4500
082 _a621.392
_bCHO
100 _aChoudhary, D.Roy
245 _aNetworks and systems
250 _a4th
260 _aNew Delhi
_bNew Age International ( P ) Ltd.
_c1988
300 _axi,926p.
650 _aElectrical & Electronics Engineering
650 _aElectronics & Communication Engg.
044 _aIndia
999 _c7094
_d7094