Skinner, G. G.
Wordprefect version 5.1 for DOS and Windows
Pitman, 1993
Buku Teks
Turbo C: user's guide reference guide. Version 1.5
Borland International, 1987
Buku Teks
Wolverton, Van
Running MS DOS: The definitive guide to MS-DOS and PC-DOS now completely revised to include version 4 and new DOS shell
Microsoft Press, 1989
Buku Teks
Microsoft MS-DOS: user's guide and reference for the MS-DOS operating system version 5.0
Phoenix Tech., 1991
Buku Teks
Anderson, Richard
Sample pretreatment and separation : analytical chemistry by open learning
ACOL, 1991
Buku Teks