| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Mind Gym: Achieve More by Thinking Differently | Paperback | 978-0-06-233145-8 (0-06-233145-0) | 2016 | Octavius Black |
| Mind Gym: Achieve More by Thinking Differently | Hardcover | 978-0-06-233144-1 (0-06-233144-2) | 2014 | " |