000			00375nam a2200181Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
082			_a621388
100			_aGreen D. C.
245		0	_aDigital electronics technology.
260			_aNULL
260			_bWheeler.
260			_c1985
300			_a171p.
365			_b30
650			_aETC
942			_cDBK
999			_c23481 _d23481