BOOTHE, D. R. .; CASPARY, M. D. .; WICKSTROM, C. D. . Multicultural Problem-based Learning Approaches Facilitate ESP Language Acquisition. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 16, n. 3, p. 1–14, 2017. Disponível em: http://www.ijlter.net/index.php/ijlter/article/view/829. Acesso em: 21 apr. 2026.