APA-referens

Heck, H. (1993). UNIX: Working with UNIX and XENIX. Prisma computer courses.

Chicago-stil citat

Heck, Hans-Josef. UNIX: Working with UNIX and XENIX. Great Britain: Prisma computer courses, 1993.

MLA-referens

Heck, Hans-Josef. UNIX: Working with UNIX and XENIX. Prisma computer courses, 1993.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.