DOS 4.0 reference /
Christopher, Ken W.
DOS 4.0 reference / Ken W. Christopher, Jr., Barry A. Feigenbaum, Shon O. Saliga. - New York : Wiley, c1989. - viii, 216 p. : ill.
Supplement to The new DOS 4.0 by the same authors.
0471506370
90064184
PC DOS (Computer operating system)
IBM Personal System/2 (Computer system)
DOS 4.0 reference / Ken W. Christopher, Jr., Barry A. Feigenbaum, Shon O. Saliga. - New York : Wiley, c1989. - viii, 216 p. : ill.
Supplement to The new DOS 4.0 by the same authors.
0471506370
90064184
PC DOS (Computer operating system)
IBM Personal System/2 (Computer system)