Chapelle, C. (1998). Multimedia CALL: Lessons to be learned from research on instructed SLA. Language Learning and Technology, 2(1), 22–34.
Chapelle, C. (2014). Afterward: Technology-mediated TBLT and the evolving role of the innovator. In M. González-Lloret & L. Ortega (Eds.), Technology-mediated TBLT: Researching technology and tasks (pp. 323–334). Task-based Language Teaching 6. Philadelphia: John Benjamins.
Doughty, C., & Long, M. H. (2003). Optimal psycholinguistic environments for distance foreign language learning. Language Learning and Technology, 7 (3), 50–80.
Ellis, R. (2003). Task-based language learning and teaching. Oxford: Oxford University Press.
Nunan, D. (2004). Task-based language teaching. Cambridge Language Teaching Library. New York: Cambridge University Press. https://doi.org/10.1017/CBO9780511667336
Willis, Jane. 1996. A Framework for Task-based Teaching. London: Longmans.