| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| MCSE: Implementing and Supporting Microsoft Proxy Server 2.0 | 978-0-13-011248-4 | 1999 | Kostya Ryvkin · Tim Hoffman |
| MCSE: Internetworking with Microsoft TCP/IP on Microsoft Windows NT 4.0 | 978-0-13-011251-4 | 1999 | Kostya Ryvkin · Tim Hoffman |
| Network + Certification | 978-0-13-016895-5 | 1999 | Tim Hoffman · Kostya Ryvkin |
| TCP/IP For Windows 2000 | 978-0-13-028160-9 | 2001 | Tim Hoffman |
| Telecommunications | 978-0-13-027820-3 | 2005 | Marion Cole · Tim Hoffman |
D,. H.. · Dave Hadaway · Dave Haywood · Dave Hewett · Dave Hewitt · Dave Hyde · Debbie Hewitt