W.P. · Word Publishing · Worth Publishers · Worthy Publishing
WRTH Publications Ltd · Watson-Guptill
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| World Radio TV Handbook 2004: The Directory of Global Broadcasting | 978-0-8230-5968-3 (0-8230-5968-5) | 2004 |
| World Radio TV Handbook 2012 | 978-0-9555481-4-7 (0-9555481-4-4) | 2011 |
| World Radio TV Handbook 2013 | 978-0-9555481-5-4 (0-9555481-5-2) | 2012 |