| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| The Use of Key Figures and its Impact on Activity: The Case of a Hospital | 978-3-631-57733-2 (3-631-57733-8) | 2008 |
| The Use of Key Figures and its Impact on Activity: The Case of a Hospital | 978-3-631-55256-8 (3-631-55256-4) | 2006 |