Peter Norton's DOS 5.0 guide /
Norton, Peter,
Peter Norton's DOS 5.0 guide / Peter Norton. - 4th ed. - New York : Brady, c1991. - xiv, 498 p. : ill. ;
Rev. ed. of: Peter Norton's DOS guide. 3rd ed. c1989. Includes index.
0136630480 :
Operating systems (Computers)
QA76.76.O63 / N68 1991
Peter Norton's DOS 5.0 guide / Peter Norton. - 4th ed. - New York : Brady, c1991. - xiv, 498 p. : ill. ;
Rev. ed. of: Peter Norton's DOS guide. 3rd ed. c1989. Includes index.
0136630480 :
Operating systems (Computers)
QA76.76.O63 / N68 1991