SUDARMO, S. The importance of speaking in English as a foreign language between skillful and thoughtful competencies: studying sociolinguistics perspectives. Linguistics and Culture Review, [S. l.], v. 5, n. S1, p. 113-124, 2021. DOI: 10.21744/lingcure.v5nS1.1321. Disponível em: http://www.lingcure.org/index.php/journal/article/view/1321. Acesso em: 7 nov. 2025.