Cornell University Library · Nabu Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Development of Character: A Practical Creed | 978-1-112-16015-8 (1-112-16015-9) | 2009 |
| The Development of Character: A Practical Creed | 978-1-141-00612-0 (1-141-00612-X) | 2009 |