K. R. · Ks Koper Ryszard · Ryszard Koper
| title | ISBN-13 | year of publication |
|---|---|---|
| Bog na drogach naszej codziennosci | 978-83-257-0785-9 | 2014 |
| Bog na drogach naszej codziennosci | 978-83-257-0623-4 | 2013 |
| Drogami Meksyku do Guadalupe | 978-83-257-0144-4 | 2010 |
| Milosc i piekno | 978-83-257-0224-3 | 2010 |
| Okruchy madrosci | 978-83-257-0353-0 | 2011 |
| Spojrzenie ku Niebu. Modlitewnik | 978-83-257-0447-6 | 2012 |
| Swiatlo plynace z Fatimy | 978-83-257-0302-8 | 2011 |
| Wiara i piekno | 978-83-257-0489-6 | 2012 |