| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Successful Marketing to the 50+ Consumer: How to Capture One of the Biggest and Fastest-growing Markets | 978-0-13-860271-0 (0-13-860271-9) | 1989 |
| Successful Marketing to the 50+ Consumer: How to Capture One of the Biggest and Fastest-Growing Markets in America | 978-0-13-860297-0 (0-13-860297-2) | 1990 |