J R ยท J. Richter
| title | ISBN-13 | year of publication |
|---|---|---|
| Canada Close Up: Canada's Natural Wonders | 978-0-545-99780-5 | |
| Canada Close Up: Canadian Rocks and Minerals | 978-0-545-99934-2 | 2007 |
| Merveilles Naturelles Du Canada | 978-0-545-99783-6 | 2009 |
| Roches et min?raux | 978-0-545-99935-9 | 2007 |