PenlandScott Publishers · Wolters Kluwer
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| On My Honor, I Will: The Journey to Integrity-Driven® Leadership | 978-0-9823152-1-7 (0-9823152-1-X) | 2009 |
| Wyniki gora! | 978-83-264-3381-8 (83-264-3381-0) | 2014 |
G. P. · Pennington Randy G · R.G. Pennington · R. P. · Randy G. · Randy Pennington