Cita APA (7th ed.)

International , B. (1986). Disk Opreting System Version 3.10. I.B.M.

Cita Chicago (17th ed.)

International , Business. Disk Opreting System Version 3.10. NULL: I.B.M, 1986.

Cita MLA (9th ed.)

International , Business. Disk Opreting System Version 3.10. I.B.M, 1986.