Citazione Stile APA (7a Edizione)

Underdahl, B., & Underdahl, B. U. t. M. 5. (1993). Upgrading to MS-DOS 6. Que Corp.

Citazione stile Chigago Style (17a edizione)

Underdahl, Brian, e Brian. Upgrading to MS-DOS 5 Underdahl. Upgrading to MS-DOS 6. Indiana: Que Corp, 1993.

Citatione MLA (9a ed.)

Underdahl, Brian, e Brian. Upgrading to MS-DOS 5 Underdahl. Upgrading to MS-DOS 6. Que Corp, 1993.