J R · Jerzy R. Krzyzanowski · K. R.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Isc za marzeniem | 978-83-7222-517-7 (83-7222-517-6) | 2014 |
| Katyn w literaturze | 978-83-7222-402-6 (83-7222-402-1) | 2010 |
| Widziane z Ameryki | 978-83-7222-375-3 (83-7222-375-0) | 2009 |