Boguslaw Kopka · Boguslaw Kubicki · Kubiak Boguslaw
| title | ISBN-13 | year of publication |
|---|---|---|
| na lamach prasy | 978-83-242-0989-7 | 2009 |
| Na lamach prasy cz.2 | 978-83-242-1704-5 | 2012 |
| Na lamach prasy czesc 1 poziom zaawansowany C2 | 978-83-242-1703-8 | 2012 |
| Na Lamach Prasy Part Ii | 978-83-242-0997-2 | 2009 |