| polski | pol-000 |
| Martin Opitz | |
| čeština | ces-000 | Martin Opitz |
| Deutsch | deu-000 | Martin Opitz |
| English | eng-000 | Martin Opitz |
| Esperanto | epo-000 | Martin Opitz |
| français | fra-000 | Martin Opitz von Boberfeld |
| magyar | hun-000 | Martin Opitz |
| italiano | ita-000 | Martin Opitz |
| español | spa-000 | Martin Opitz |
| svenska | swe-000 | Martin Opitz |