R. S. SOO; H. S. GOH. Study on Reticent Students in the ESL Classrooms. Modern Perspectives in Language, Literature and Education Vol. 10, [S. l.], p. 14–26, 2021. DOI: 10.9734/bpi/mplle/v10/12195D. Disponível em: https://stm.bookpi.org/MPLLE-V10/article/view/4308. Acesso em: 9 jun. 2026.