| svenska | swe-000 |
| Nikolaj Kardasjev | |
| Deutsch | deu-000 | Nikolai Semjonowitsch Kardaschow |
| English | eng-000 | Nikolai Kardashev |
| suomi | fin-000 | Nikolai Kardašov |
| français | fra-000 | Nikolaï Kardashev |
| Nederlands | nld-000 | Nikolaj Kardasjev |
| português | por-000 | Nikolai Kardashev |
| русский | rus-000 | Николай Семёнович Кардашев |
| español | spa-000 | Nikolai Kardashev |