| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Marketing to the Ageing Consumer: The Secrets to Building an Age-Friendly Business | 978-0-230-37819-3 (0-230-37819-6) | 2012 | Kim Walker |
| The 50-Plus Market: Why the Future is Age-Neutral When it Comes to Marketing and Branding Strategies | 978-0-7494-4939-1 (0-7494-4939-X) | 2007 | |
| The 50 Plus Market: Why the Future is Age-Neutral When it Comes to Marketing and Branding Strategies | 978-0-7494-4258-3 (0-7494-4258-1) | 2005 | |