000 00258nam a2200109Ia 4500
008 220201s2002 xx 000 0 eng d
082 _a621.381
_bSIN
100 _aSingh,BP
245 0 _aDigital Electronics
260 _bDhanpat Rai & co.
_c2002
942 _2ddc
999 _c87332
_d87332