000 00283nam a2200109Ia 4500
008 200701s1998 xx 000 0 eng d
100 _aALLEN
245 0 _aELECTRONICS & COMMUNICATION ENGINEERING DEVISES AND CIRCUITS
260 _bPHI NEW DELHI
_c1998
300 _a640
942 _2ddc
_cGE
999 _c218
_d218