Becker Lopes Perna, Cristina, y Camille Schneider Santos. «TEACHING-LEARNING ENGLISH IN THE 21ST CENTURY». BELT - Brazilian English Language Teaching Journal 11, no. 2 (diciembre 31, 2020): e40395. Accedido julio 17, 2024. https://revistaseletronicas.pucrs.br/index.php/belt/article/view/40395.