| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Online Business Security Systems | Broschiert | 978-0-387-51489-5 (0-387-51489-9) | 2008 |
| Online Business Security Systems | Hardcover | 978-0-387-35771-3 (0-387-35771-8) | 2007 |
| Synchronizing E-Security | " | 978-1-4020-7646-6 (1-4020-7646-0) | 2003 |
B. W. · B. Williams · G.B. · G. W. · G. Williams