| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Guide to T-1 Networking: How to Buy, Install & Use T-1 From Desktop to Ds-3 | 978-1-57820-021-4 (1-57820-021-0) | 1998 |
| Understanding Voip: Internet Telephony and the Future Voice Network | 978-1-118-16604-8 (1-118-16604-3) | 2012 |
| VoIP and Unified Communications: Internet Telephony and the Future Voice Network | 978-1-118-01921-4 (1-118-01921-0) | 2012 |
A.F. · W.A. · W F · W. Flanagan · William A. · William Flanagan