| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Pico Piccolo, PICCOLO, Taal, Taal/lezen 1a Groep 3: opdrachtkaarten zelfstandig werken | 978-90-262-4578-7 (90-262-4578-5) | 2008 |
| Profits from Natural Resources: How to Make Big Money Investing in Metals, Food and Energy | 978-0-471-29523-5 (0-471-29523-X) | 1998 |
A. J. · R. A. · R.J. · R. Jansen · Roland A. Jansen