| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Biblioteka Ossolineum we Wroclawiu | 978-83-04-04021-2 (83-04-04021-2) | 1992 |
| Wojciech Kętrzyński: 1838-1918: zarys biograficzny | 978-83-04-04153-0 (83-04-04153-7) | 1993 |
K.k. · Kerstin Kersandt · Kirsten Karchmer · Kristina Krasemann · Kristina Krasnyanskaya · Kristoffer Kruken