1. ACTFL. (2015). World-readiness standards for learning languages (4th ed.). American Council on the Teaching of Foreign Languages.
2. Brown, A. (2009). Less commonly taught language and commonly taught language students: A demographic and academic comparison. Foreign Language Annals, 42, 405–423. https://doi.org/10.1111/j.1944-9720.2009.01036.x
3. D’Amico, M., & Sterling, S. (2021, March 20–23). Understanding student (a)motivation towards learning a language. [Conference presentation]. American Association for Applied Linguistics, virtual conference.
4. Dörnyei, Z. (2009). The psychology of second language acquisition. Oxford University Press.
5. Dörnyei, Z., & Ushioda, E. (2011). Teaching and researching motivation (2nd ed.). Longman Pearson.