Da Carta De Princípios (1979) à Carta Ao Povo Brasileiro (2002): variações Ethicas Do Partido Dos Trabalhadores From the Charter of Principles (1979) to the Letter Adressed to Brazilian People (2002): Ethical Variations of the Worker’s Party. Rev. Est. Ling. 2019, 27 (1), 359-400. https://doi.org/10.17851/2237-2083.27.1.359-400.