| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Discovering World Geography Eastern Hemisphere 2014 Student Edition | 978-0-07-663609-9 (0-07-663609-7) | 2014 |
| Discovering World Geography Western Hemisphere 2014 Teacher Edition | 978-0-07-663618-1 (0-07-663618-6) | 2014 |
P. Böhm · P R · P. Richard · R. B. · R. Boehm · Richard B. · Richard Boehm