Manning Publications · Prentice Hall · Red Ape Publishing
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Personal Videoconferencing | 978-0-13-268327-2 (0-13-268327-X) | 1996 |
| Personal Videoconferencing | 978-1-884777-28-8 (1-884777-28-7) | 1996 |
| The Culture of Collaboration | 978-0-9774617-0-7 (0-9774617-0-X) | 2007 |