| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Integral Operational Leadership: A relationally intelligent approach to sustained performance in the twenty-first century | 978-1-4724-3723-5 (1-4724-3723-3) | 2016 |
G. P. · Gregor Perko · Gregory Parks · Gregory Peroche · Gregory Pierce · Gregory Powers