REDFIELD, M. R.; CAMPBELL, P. D. Comparing CALL Approaches: Self-access versus hybrid classes. The JALT CALL Journal, Melbourne, Australia, v. 1, n. 3, p. 50–61, 2005. DOI: 10.29140/jaltcall.v1n3.17. Disponível em: https://www.castledown.com.au/journals/jaltcall/article/view/jaltcall.v1n3.17. Acesso em: 22 sep. 2026.