| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Agri-Environmental Indicators for Sustainable Agriculture in Europe | 978-90-76762-02-9 (90-76762-02-3) | 2000 |
| The Face of Europe: Policy Perspectives for European Landscapes | 978-90-76762-08-1 (90-76762-08-2) | 2000 |