| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| The Simplicity Principle: Six Techniques of Hexagon Thinking | Paperback | 978-1-78966-352-5 (1-78966-352-0) | 2020 |
| The Simplicity Principle: Six Techniques of Hexagon Thinking | Hardcover | 978-1-78966-355-6 (1-78966-355-5) | 2020 |