| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| Leadership Effectiveness in Organizational Settings | 978-3-659-78730-0 (3-659-78730-2) | 2015 |
| Transformational Leadership: Toward a Strategy of Corporate Social Responsibility | 978-3-8383-6620-3 (3-8383-6620-4) | 2010 |