| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Transylvania: An Outline of Its Cultural History | 978-963-15-418O-9 (963-15-418O-O) | 1990 |
K.k. · Kala H. Kos · Károly Kós · Koraljka Kos · Krauze Krzysztof Kos Joanna · Kryk Barbara Kos Lidia ucka Irena Agata · Martina Kreidler-Kos · Ninel Kameraz-Kos