000			00544nam a2200181 a 4500
001			A30009 13267
003			dti
005			20170516135338.0
008			s1990 000 0 eng
020			_a0132190648
100	1		_aCurtin, Dennis P.
245	1	0	_aDOS 4 : _ba complete course / _cby Dennis P. Curtin.
260			_aEnglewood Cliffs, N.J. : _bPrentice-Hall, _c1990.
300			_axiii, 353 p.
440		0	_aComputer Application Software Series.
500			_aIncludes index.
650		0	_aDOS 4 (Computer operating system). _9268
999			_c374371 _d374371