| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Towards Sustainable Agricultural Production: Cleaner Technologies | 978-92-64-14188-9 (92-64-14188-X) | 1994 | |
| Water Consumption and Sustainable Water Resources Management | 978-92-64-16082-8 (92-64-16082-5) | 1998 | OECD Organisation for Economic Co-operation and Development |