Cengage Learning · Prentice Hall
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Communication Technologies | 978-0-13-106492-8 | 2003 | Linda F Szul |
| Communication Technologies | 978-0-13-040024-6 | 2001 | Linda Szul |
| Microsoft Internet Explorer 4.0 | 978-0-538-68597-9 | 1998 | Dennis Gehris |
| Using WordPerfect 6.1 for Windows For Desktop Publishing | 978-0-538-66561-2 | 1996 | |
| Using WordPerfect 6.1 for Windows For Desktop Publishing : | 978-0-538-66562-9 | 1996 | |
D. G. · D.O. · Dennis G. · Dennis Gehris · O. G.