000			00356nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a918398282
082			_a621
082			_b381958
100			_a"Gupton,James,A."
245		0	_aMicrocomputers For Exter
260			_aPortland
260			_bDilithium Press
260			_c1980
300			_aVIII- 279
999			_c26120 _d26120