| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Lead Yourself First: Inspiring Leadership Through Solitude | Paperback | 978-1-63286-632-5 (1-63286-632-3) | 2018 | Michael S. Erwin |
| Lead Yourself First: Inspiring Leadership Through Solitude | Hardcover | 978-1-63286-631-8 (1-63286-631-5) | 2017 | " |