| slovenčina | slk-000 |
| Robert Michels | |
| Deutsch | deu-000 | Robert Michels |
| English | eng-000 | Robert Michels |
| français | fra-000 | Robert Michels |
| עברית | heb-000 | רוברט מיכלס |
| italiano | ita-000 | Robert Michels |
| Nederlands | nld-000 | Robert Michels |
| bokmål | nob-000 | Robert Michels |
| polski | pol-000 | Robert Michels |
| português | por-000 | Robert Michels |
| русский | rus-000 | Роберт Михельс |
| español | spa-000 | Robert Michels |
| svenska | swe-000 | Robert Michels |