000 00247nam a2200109Ia 4500
008 220201s1982 xx 000 0 eng d
100 _aGOTHMANN (WH)
245 0 _aDIGITAL ELECTRONICS
250 _a3RD
260 _bPRENTICLAT
_c1982
942 _2ddc
999 _c94304
_d94304