K. Freudenberg · K. Freudenburg · K. Fridman · K. Furtmann
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Chocolate: Sweet Science & Dark Secrets of the World's Favorite Treat | 978-0-544-17566-2 (0-544-17566-2) | 2015 |
| Wild Horse Scientists | 978-0-544-25746-7 (0-544-25746-4) | 2014 |