Acco Uitgeverij België · Gesellschaft z. Förd. Päd. Forsch.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Assessing, Evaluation and Assuring Quality in Schools in the European Union | 978-3-923638-19-2 (3-923638-19-1) | 1997 |
| The School Leader and School Improvement: Case Studies from Ten Oecd Countries | 978-90-334-1452-7 (90-334-1452-X) | 1986 |