Versão em Português
https://encyclopedia.ushmm.org/content/pt-br/article/martin-niemoeller-first-they-came-for-the-socialists

English Version
https://encyclopedia.ushmm.org/content/en/article/martin-niemoeller-first-they-came-for-the-socialists

Fassung in deutscher Sprache
https://encyclopedia.ushmm.org/content/de/article/martin-niemoeller-first-they-came-for-the-socialists