Communication Unlimited · Prima Lifestyles
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Empire-Building by Writing and Speaking: A How to Guide for Communicators, Entrepreneurs, and Other Information Merchants | 978-0-910167-02-4 | 1987 |
| How to Sell More Than 75% of Your Freelance Writing, Revised Second Edition | 978-1-55958-689-4 | 1995 |
| Niche Marketing for Writers, Speakers, and Entrepreneurs: How to Make Yourself Indispensable, Slightly Immortal, and Lifelong Rich in 18 Months! | 978-0-910167-22-2 | 1993 |
| Publishing to Niche Markets | 978-0-910167-27-7 | 1995 |
| Sell & Resell Your Magazine Articles | 978-0-9708621-2-9 | 2002 |
| Travel Writer's Guide | 978-0-9708621-1-2 | 2002 |
| Treasure and Scavenger Hunts | 978-0-9708621-7-4 | 2001 |
| Treasure and Scavenger Hunts: How to Plan, Create, and Give Them! | 978-0-910167-97-0 | 2005 |