Underdahl, Brian. (1993). Upgrading to MS-DOS 6. Que Corp.
Chicago Style (17th ed.) CitationUnderdahl, Brian. Upgrading to MS-DOS 6. Carmel, Ind: Que Corp, 1993.
MLA (9th ed.) CitationUnderdahl, Brian. Upgrading to MS-DOS 6. Que Corp, 1993.
Warning: These citations may not always be 100% accurate.