MICROSOFT CORPORATION. (1987). DISK OPERATING SYSTEM: DOS VERSION 2.10 - A MANUAL. MICROSOFT.
Lua i Stíl Chicago (17ú heag.)MICROSOFT CORPORATION. DISK OPERATING SYSTEM: DOS VERSION 2.10 - A MANUAL. USA: MICROSOFT, 1987.
Lua MLA (9ú heag.)MICROSOFT CORPORATION. DISK OPERATING SYSTEM: DOS VERSION 2.10 - A MANUAL. MICROSOFT, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.