| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Krucjaty | 978-83-89981-59-2 (83-89981-59-9) | 2015 |
| Pierwsza krucjata | 978-83-7301-757-3 (83-7301-757-7) | 2014 |
| The Greatest Knight: The Story of William Marshal | 978-0-7432-6862-2 (0-7432-6862-8) | 2015 |
Rebis · Simon & Schuster · Wydawnictwo Astra