| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| First Look at DOS | 978-0-07-036585-8 | 1992 | Gwynne Larsen |
| Lotus 1-2-3 for Accounting: A Beginner's Supplement | 978-0-07-037598-7 | 1994 | |
| Using Wordperfect 5.1 on the Pc-With Disk: With Data Disk Included | 978-0-07-911024-4 | 1990 | Gwynne Larsen |
| Using Wordperfect 6.0 for DOS | 978-0-07-037625-0 | 1994 | |