WRTH Editiors ยท Wrth Editorial
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| World Radio TV Handbook 2014: The Directory of Global Broadcasting: 68 | 978-0-9555481-6-1 (0-9555481-6-0) | 2013 |
| World Radio TV Handbook 2019: The Directory of Global Broadcasting | 978-1-9998300-1-4 (1-9998300-1-6) | 2018 |
| World Radio TV Handbook 2020: The Directory of Global Broadcasting: The World's Most Comprehensive and Up-To-Date Guide to Broadcasting | 978-1-9998300-2-1 (1-9998300-2-4) | 2019 |