M G*** · Margaret Geiger · Margarethe Geiger
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Just Jump: The No-Fear Business Start-Up Guide for Health and Fitness Professionals | 978-0-9814860-0-0 (0-9814860-0-2) | 2008 |
| Make Great Money Without Selling Your Soul 12 CD set | 978-0-9814860-3-1 (0-9814860-3-7) | 2013 |