Alan Leighton · Alan Lightman · Allan Lichtman
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|---|
| On Leadership | Paperback | 978-1-905211-44-9 (1-905211-44-9) | 2008 |
| On Leadership: Practical Wisdom from the People Who Know | Hardcover | 978-1-905211-26-5 (1-905211-26-0) | 2007 |
| On Leadership: Practical Wisdom from the People Who Know | Paperback | 978-1-905211-27-2 (1-905211-27-9) | 2007 |