APA (7th ed.) Citation

(1971). O congresso sindicalista de 1911. Afrontamento.

Chicago Style (17th ed.) Citation

O Congresso Sindicalista De 1911. Afrontamento, 1971.

MLA (8th ed.) Citation

O Congresso Sindicalista De 1911. Afrontamento, 1971.

Warning: These citations may not always be 100% accurate.