Peters, E. (2018). The effect of out-of-class exposure to English language media on learners’ vocabulary knowledge. Benjamins Current Topics. http://doi.org/10.1075/ITL.00010.PET

Schmitt, N. (2000). Vocabulary in language teaching. Cambridge University Press.

Swain, M., & Lapkin, S. (2000). Task-based second language learning: Theories and practice. Annual Review of Applied Linguistics, 20, 189-206. https://doi.org/10.1177/136216880000400304

Bohlmann, N. L., Maier, M., & Palacios, N. (2015). Bidirectionality in self-regulation and expressive vocabulary: Comparisons between monolingual and dual language learners in preschool. Child Development, 86(4), 1094-1111. Retrieved from: http://doi.org/10.1111/cdev.12375

Cummins, J. (2007). Rethinking monolingual instructional strategies in multilingual classrooms. Canadian Journal of Applied Linguistics, 10(2), 221-240.

Derwing, T. M., & Munro, M. J. (2005). Second language accent and pronunciation teaching: A research-based approach. TESOL Quarterly, 39(3), 379. https://doi.org/10.2307/3588486

Dewaele, J.M., Saito, K., & Halimi, F. (2022). How teacher behavior shapes foreign language learners’ enjoyment, anxiety, and attitudes/motivation: A mixed modeling longitudinal investigation. Language Teaching Research. http://doi.org/10.1177/13621688221089601

Dong, Y. (2013). The role of first language in English as a second language (ESL) classrooms. English Teaching Forum, 51(3), 30-35. https://doi.org/10.1177/1362168815572747

Greenfader, C. M., & Brouillette, L. (2013). Boosting language skills of English learners through dramatization and movement. The Reading Teacher, 67, 171-180. http://doi.org/10.1002/TRTR.1192

Hlas, A. C. (2016). Reaching toward target language: Challenges and resources. Foreign Language Annals, 49(2), 203-216. https://doi.org/10.1111/flan.12188

Khodjaeva, S. (2020). Enhancing vocabulary through conversation clubs in Uzbekistan. Journal of Language and Education, 6(3), 12-22.

Krashen, S. D. (1982). Principles and practice in second language acquisition. Pergamon Press. https://doi.org/10.1037/0003-066X.59.6.300

Lightbown, P. M., & Spada, N. (2013). How languages are learned (4th ed.). Oxford University Press. https://doi.org/10.1093/elt/ccu016

Likert, R. (1932). A technique for the measurement of attitudes. Archives of Psychology, 140, 1-55.

Mackey, A., & Gass, S. M. (2015). Second language research: Methodology and design (2nd ed.). Routledge. https://doi.org/10.4324/9781315750606

Micán, A., & Medina, L. C. (2017). Boosting vocabulary learning through self-assessment in an English language teaching context. Assessment & Evaluation in Higher Education, 42, 398-414. http://doi.org/10.1080/02602938.2015.1118433

Mole, A. (2009). Use of code-switching in ESL classrooms. Language Teaching Research, 12(2), 259-271.

Nation, I. S. P. (2001). Learning vocabulary in another language. Cambridge University Press. https://doi.org/10.1017/CBO9781139514131

Nation, I. S. P. (2003). The role of vocabulary size in reading comprehension. Language Teaching Research, 7(1), 24-40. https://doi.org/10.1191/1362168803lr117oa

Nation, I. S. P., & Newton, J. (2009). Teaching ESL/EFL listening and speaking. Routledge. https://doi.org/10.4324/9780203891704

Nation, Paul (2003). The role of the first language in foreign language learning. Open Access Te Herenga Waka-Victoria University of Wellington. Journal contribution. https://doi.org/10.26686/wgtn.12560333.v1