H.D. ยท Helen Dutton
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| How to Complain: The Essential Consumer Guide to Getting Refunds, Redress and Results! | 978-0-9930704-2-6 (0-9930704-2-6) | 2019 |
| How To Complain: The ESSENTIAL Consumer Guide to Getting REFUNDS, Redress and RESULTS! | 978-0-9930704-0-2 (0-9930704-0-X) | 2014 |