W H · William H. · William T. Hamel
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Clean Air Compliance and Enforcement Manual | 978-0-07-172440-1 (0-07-172440-0) | 1993 | Gregory O'Hara |
| Sam Whitton and the Angels Prophecy | 978-0-9759818-7-0 (0-9759818-7-0) | 2006 | |