| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Nine Types of Leader: How the Leaders of Tomorrow Can Learn from The Leaders of Today | 978-1-78966-696-0 (1-78966-696-1) | 2020 |
| The Nine Types of Leader: How the Leaders of Tomorrow Can Learn from the Leaders of Today | 978-1-78966-698-4 (1-78966-698-8) | 2020 |
J. A. · J. Ashton · James A. · James Ashton-Miller · Sean James Ashton