MICROSOFT CORPORATION. (1992). MICROSOFT MS-DOS 6 FOR THE MS-DOS OPERATING SYSTEM: USER`S GUIDE. MICROSOFT.
Cita Chicago Style (17a ed.)MICROSOFT CORPORATION. MICROSOFT MS-DOS 6 FOR THE MS-DOS OPERATING SYSTEM: USER`S GUIDE. USA: MICROSOFT, 1992.
Cita MLA (9a ed.)MICROSOFT CORPORATION. MICROSOFT MS-DOS 6 FOR THE MS-DOS OPERATING SYSTEM: USER`S GUIDE. MICROSOFT, 1992.
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