Wrth Editorial ยท WRTH Editors
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| World Radio TV Handbook 2009: The Directory of Global Broadcasting | 978-0-9555481-1-6 (0-9555481-1-X) | 2008 |
| World Radio TV Handbook 2010: The Directory of Global Broadcasting | 978-0-9555481-2-3 (0-9555481-2-8) | 2009 |