APA Style

Deitel, H, M. (1999). Operating Systems included Unix. Ds/2tm, Ms-Dos/Macintosh/VM, MVS, Open System . : Addison-Wesley.

MLA Style

Deitel, Harvey, M. "Operating Systems included Unix. Ds/2tm, Ms-Dos/Macintosh/VM, MVS, Open System". : Addison-Wesley, 1999. Text.