| Titel | ISBN-13 (ISBN-10) | Erschei- nungsjahr | andere Autoren |
|---|---|---|---|
| Communication and Leadership in the 21st Century: The Difficult Path from Classical Public Relations to Genuine Modern Communication Management | 978-3-892O4-942-5 (3-892O4-942-4) | 2008 | Holger Sievert |