D.A. ยท Douglas A.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Culting of Brands: Turn Your Customers into True Believers | 978-1-59184-096-1 (1-59184-096-1) | 2005 |
| The Culting of Brands: When Customers Become True Believers | 978-1-59184-027-5 (1-59184-027-9) | 2004 |