1. Abdullaev, Z. K. (2021). Second language learning. Mental Enlightenment Scientific Methodological Journal, 2021(06), Article 1.Abdullaev, Z. (2021, September 25). Second language learning. Academia.edu. https://www.academia.edu/107216487/Second_Language_Learning
2. AdilaJefiza. (2017). Students’ motivation and attitudes toward learning English in an English course. Journal of Language, Literature and Education, 3-7.
3. Ali Sorayyaei Azar, D. T. (2020). Motivation in second language. School of Education and Social Sciences, 323-333.
4. Al-Ta’ani, M. H. (2018). Integrative and instrumental motivations for learning English as a university requirement among undergraduate students at Al-Jazeera University/Dubai. International Journal of Learning and Development, 8(4), https://www.researchgate.net/publication/329094557_Integrative_and_Instrumental_M otivations_for_Learning_English_as_a_University_Requirement_among_Undergraduat e_Students_at_Al-Jazeera_UniversityDubai
5. Asnadia Binti Alias, & Nur Atikah Binti Noor Rashid. (2018). The relationship between students’ second language learning. Journal of Counseling and Educational Technology, 50-56.
6. Jefiza, A. (2017). Students’ motivation and attitudes toward learning English in an English course. VISION.
7. Purmama, N. A., & Suryani, N. S. (2019). Students’ motivation in learning English. Professional Journal of English Education, 2(4), 539-544.
8. Pranawengtias, W. (2022). Undergraduate students’ motivation on English language learning at Universitas Teknokrat Indonesia. Journal of English Language Teaching and Learning, 3(2), 27–32. https://jim.teknokrat.ac.id/index.php/english-language-teaching/article/view/1956
9. Purmama, N. A., Rahayu, N. S., & Yugafiati, R. (2019, July). (PDF) students’ motivation in learning English. Professional Journal of English Education. https://www.researchgate.net/publication/337249596_Students’_Motivation_in_Learni ng_English
10. Balakrishnan, S., Abdullah, N. L., & Linda Khoo, M. S. (2020). English Language Learning Anxiety and its Relationship with Language Achievement: A Study on Learners in a Technical University. Journal of Technical Education and Training, 12(3), 161-170. https://publisher.uthm.edu.my/ojs/index.php/JTET/article/view/3743.
11. Tambunan, A. R., & Siregar, T. M. (2016). Students’ motivation in learning English language (A case study of electrical engineering department students). Journal of English Language Studies, 1(2), 1–8. https://jurnal.untirta.ac.id/index.php/JELS/article/view/956