Anggana. (2018). Grammatical Errors Commited by Junior High School Students in Speaking English. International Journal of Language and Literature, 2(1), 1–7. Retrieved from https://www.fairportlibrary.org/images/files/RenovationProject/Concept_cost_estimate_accepted_031914.pdf
Creswell, J. W. (2014). Educational research: Planning, conducting, and evaluating quantitative and qualitative research. England: Pearson Education Limited.
Ellis, R. (2003). Second Language Acquisition (Ninth). New York: Oxford University Press.
Ellis, R., & Gary, B. (2005). Analysis learner language. New York: Oxford University Press.
Fitria, T. N. (2021). An Analysis of Regular and Irregular Verbs in Students’ Essay Writing. LLT Journal: A Journal on Language and Language Teaching, 24(1), 276–287. https://doi.org/10.24071/llt.v24i1.2595
Gonzales, J. M. (2008). Encyclopedia of Bilingual Education. California: SAGE Publications Inc.
Harmer, J. (2007). The Practice of English Language Teaching. Cambridge, UK: Pearson Longman.
Heigham, J., & Croker, R. (2009). Qualitative Research in Applied Linguistics: A Practical Introduction. UK: Palgrave Macmillan.
Helmanda, C. M., Safura, S., & Suriadi, E. (2018). The Grammatical Error Analysis of Students’ Speaking Performance. Jurnal Dedikasi Pendidikan, 2(1), 80–88.
Hussein, B. A.-S. (2015). Theory and practice in language studies. Theory and Practice in Language Studies, 5(3), 642–646. Retrieved from http://www.academypublication.com/ojs/index.php/tpls/article/view/tpls0503541548/134
Islam, S., & Mufidah, P. N. (2022). An Analysis of Grammatical Error on Students’ Writing. International Journal of English Education and Linguistics (IJoEEL), 4(1), 1–13. https://doi.org/10.33650/ijoeel.v4i1.3826
Keshavarz, M. H. (2012). Contrastive Analysis and Error Analysis. UK: Routledge.
Kirkpatrick, A. (2007). Word englishes: Implications for international communication and English language teaching. Cambridge: Cambridge University Press.
Krashen, S. D. (2009). Principles and Practice in Second Language Acquisition (first). California: Pergamon Press Inc.
Lee, S., Noh, H., Lee, K., & Lee, G. G. (2011). Grammatical error detection for corrective feedback provision in oral conversations. Proceedings of the National Conference on Artificial Intelligence, 1(1), 797–802. https://doi.org/10.1609/aaai.v25i1.7942
Lestari, W., Muljanto, S., & Lestari, L. (2020). Grammatical Error Analysis in EFL Speaking Perfomance. English Education and Applied Linguistics (EEAL) Journal, 4(2), 124–128.
Madkur, A., Friska, Y., & Lisnawati, L. (2022). Translanguaging Pedagogy in ELT Practices: Experiences of Teachers in Indonesian Pesantren-based Schools. VELES Voices of English Language Education Society, 6(1), 130–143. https://doi.org/10.29408/veles.v6i1.5136
Myles, F., & Mitchell, R. (2014). Second language learning theories. New York: Routledge.
Naskah, T. P., Refnaldi, & Syafei, A. (2018). The Students’ Speaking Ability in Describing Products viewed from Grammar and Knowledge of Genre at SMK N 3 Padang. Journal of English Language Teaching, 7(1), 86–92. Retrieved from http://ejournal.unp.ac.id/index.php/jelt/article/view/8890%0Ahttp://ejournal.unp.ac.id/index.php/jelt/article/download/8890/7218
Nezami, A., & Najafi, M. S. (2012). Common error types of Iranian learners of English. English Language Teaching, 5(3), 160–170. https://doi.org/10.5539/elt.v5n3p160
Nikmah, N. S., & Anwar, C. (2021). EFL Young Learners’ Problems Encountered in the Learning of English Speaking: Teachers’ Perspectives. Register Journal, 14(2), 301–316. https://doi.org/10.18326/rgt.v14i2.301-316
Nunan, D. (1999). Second Language Teaching and Learning. Boston: Heinle&Heinle.
Nurhayati, Hendrawaty, N., & Angkarini, T. (2013). The Acquisition of English As a Foreign Language in Pare East Java (Kampung Inggris). Deiksis, 05(2), 81–88.
Safrida, & Kasim, U. (2016). Grammatical Errors: An Analysis in Speaking Produced by EFL Undergraduate Students. Research in English and Education (READ) Journal, 1(1), 71–80.
Salawazo, I. S., Simbolon, M., Hutabarat, V. E., Veronika, A. N., & Saragih, E. (2020). Analysis of Students’ Vocabulary in Learning English. Linguistic, English Education and Art (LEEA) Journal, 3(2), 469–475. https://doi.org/10.31539/leea.v3i2.1017
Sari, R. A. (2018). Students’ Grammatical Error Analysis in Speaking. Edukasi: Jurnal Pendidikan Dan Pengajaran, 5(2), 127–137. https://doi.org/10.19109/ejpp.v5i2.2102
Saville-Troike, M. (2006). Introducing Second Language Acquisition. Cambridge: Cambridge University Press.
Setiyorini, T. J., Dewi, P., & Masykuri, E. S. (2020). The Grammatical Error Analysis Found in Students’ Composition. Lensa: Kajian Kebahasaan, Kesusastraan, Dan Budaya, 10(2), 218–233. https://doi.org/10.26714/lensa.10.2.2020.218-233
Sugiyono. (2018). Metode Penelitian Kuantitatif, Kualitatif, dan R & D. Bandung: Alfabeta.
Vinhas, A. R., Darmawan, & Syamsiah, N. (2018). Grammatical Error Analysis in Speaking Committed by The Eighth Semester Students of English Departement at IKIP Muhammadiyah Maumere in The Academic Year of 2017/2018. Journal of English Teaching and Learning, 2(2), 1–10.
Widodo, H. P., Fang, F., & Elyas, T. (2022). Designing English language materials from the perspective of Global Englishes. Asian Englishes, 24(1), 1–13. https://doi.org/10.1080/13488678.2022.2062540