| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Northern Flint of South Polish Origin in the Upper Palaeolithic of Central Europe | 978-83-233-O351-O (83-233-O351-7) | 1989 |
"E. K." · J. E. · J. (ed.) · J.K · J.K. Kozlowski · Janusz K. Kozlowski · Janusz Kozlowski · K. (ed.) · K.k. · K. Kozlowski