| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Influencing others? Start with yourself: on behaviour and Leary's Rose | 978-90-5871-482-4 (90-5871-482-9) | 2010 | Elan Languages |
| Langs de Gele Rivier / druk 1: watercrisis in China | 978-90-470-5597-6 (90-470-5597-7) | 2013 | |