000 00281nam a2200121Ia 4500
008 220201s1997 xx 000 0 eng d
082 _a621.381
_bPRE
100 _aPrentiss, S
245 0 _aElectonics singnals+system
260 _aDelhi
_bTMH
_c1997
300 _a316
942 _2ddc
999 _c35163
_d35163