Al-Ghrafy, A., M. (2018). From process teaching to process testing: A process-based module for EFL college writing assessment. Journal of Teaching and Teacher Education, 6(1), 47-58.
Allan, D. (2004). Oxford Placement Test 2: Test Pack. Oxford: OUP.
Applebee, A. N., & Langer, J.A. (1992). Integrating the language arts. In the writer's craft (teacher's edition). Evanston, IL: McDougal, Little & Company.
Bader, M. (2019). Student perspectives on formative feedback as part of writing portfolios.
Assessment and Evaluation in Higher Education, 44(7), 1017-1028.
doi.org/10.1080/02602938.2018.1564811
Barootchi, N., & Keshavarz, M. H. (2002). Assessment of achievement through portfolios and teacher-made tests. Educational Research, 44(3), 279-288.
Barton, C., & Collins, A. (1997). Portfolio assessment: A handbook for educators. NewYork: Dale Seymour Publications.
Brown, J. D., & Hudson, T. (1998). The alternatives in language assessment. TESOL Quarterly, 32(4), 653-675. doi: 10.2307/3587999
Caner, M. (2010). Students views on using portfolio assessment in EFL writing courses. Anadolu University Journal of Social Sciences, 10(2), 223-236.
Cole, K. S., & Watson, D. (2013). Academic writing within an online learning environment: assessing the impact of peer evaluation on lesson planning, execution and assessment. Journal of International Education Research, 9(2), 115-126.
Creswell, J. W., & Plano Clark, V. L. (2011). Designing and conducting mixed methods research (2nd ed.). Thousand Oaks, CA: Sage.
Dung, L. Q., & Ha, N. T. D. (2019). Portfolio - an alternative form of assessment in EFL context. International Journal of Scientific and Research Publications, 9(1), 2250-3153 doi:10.29322/IJSRP.9.012019.p8557
Elahinia, H. (2004). Assessment of writing through portfolios and achievement tests (Unpublished M.A thesis). Teacher Training University, Tehran, Iran.
Fahed Al-Serhani, W. (2007). The effect of portfolio assessment on the writing performance of EFL secondary school students in Saudi Arabia (Unpublished M.A thesis). Taibah University, Saudi Arabia.
Farr, R., & Tone, B. (1998). Portfolio and performance assessment: Helping students evaluate their progress as readers and writers (2nd ed.). United States: Harcourt Brace & Company.
Fithri, E. (2015). The application of portfolios to assess progress in writing EFL students at secondary school in Banda Aceh. Studies in English Language and Education, 2(1), 23-34.
Ghoorchaei, B., Tavakoli, M., & Nejad, A. D. (2010). The impact of portfolio assessment on Iranian EFL students’ essay writing: A process-oriented approach. GEMA Online ™ Journal of Language Studies, 10(3), 36-46.
Hamp-Lyons, L. (2006). Feedback in portfolio-based writing courses. CUP.
Hamp-Lyons, L., & Condon, W. (2000). Assessing the portfolio: Practice, theory and research. Cresskill NJ: Hampton Press.
Hancock, C.R. (1994). Alternative assessment and second language study: What and why? ERIC Clearinghouse on Languages and Linguistics, Washington, DC: Center for Applied Linguistics.
Hedge, T. (2000). Teaching and learning in the language classroom. OUP.
Hung, S. T. A., & Huang, H. T. D. (2012). Portfolio assessment. In C. Chapelle (Ed.), The encyclopedia of applied linguistics. PLACE: Blackwell John Wiley & Sons, Inc.
Khodadady, E. & Khodabakhshzade, H. (2012). The effect of portfolio and self assessment on writing ability and autonomy. Journal of Language Teaching and Research, 3(3),518-524. doi:10.4304/jltr.3.3.518-524
Lucas, R. I. G. (2007). A study on portfolio assessment as an effective student self-evaluation scheme. The Asia Pacific Education Researcher, 16(1), 23-32.
Maftoon, P., & Akef, K. (2009). Developing rating scale descriptors for assessing the stages of writing process: The constructs underlying students’ writing performances. International Journal of Applied Linguistics, 12(2), 85-116.
Meihami, H., Husseini, F., & Sahragard, R. (2019). Portfolio-based writing instruction as a venue to provide corrective feedback on EFL learners’ writing performance. Journal of Modern Research in English Language Studies, 5(3), 119-137.
Nezakatgoo, B. (2011). The effects of portfolio assessment on writing of EFL students. English Language Teaching, 4(2), 231-241.
Oshima, A., & Hogue, A. (2014). Longman academic writing series 3: Paragraphs to essays (4th ed.). White Palins, NY: Pearson Education.
Persky, H., Daane, M., & Jin, Y. (2003). The nation’s report card: Writing. Washington,
DC: U.S. Department of Education.
Song, B., & August, B. (2002). Using portfolios to assess the writing of ESL students: a powerful alternative? Journal of Second Language Writing, 11(1), 49-72. doi:10.1016/S1060-3743(02)00053-X
Starkie, E. G. (2007). The practicum: An example of changes in the teaching and learning process in the European higher education space. Croatian Journal of Education, 9(1), 119-135.
Suwaed, H. (2018). EFL students’ perceptions of using portfolio assessments in the writing classroom: The case of Libyan undergraduate second year students. Journal of Studies in Education, 8(2), 144-156.
Taki, S., & Heidari, M. (2011). The effect of using portfolio-based writing assessment on language learning: The case of young Iranian EFL learners. English Language Teaching, 4(3), 192-199. doi:10.5539/elt.v4n3p192
Tanner, R., Longayroux, D. Beijaared, D., & Verloop, N. (2000). Piloting portfolios: Using portfolio in pre-service teacher education. ELT Journal, 54(1), 20-30.
Yin, M. (2013). Portfolio assessment in the classroom. In A. J. Kunnan (Ed.), The companion to language assessment. New York: John Wiley & Sons, Inc.
Zamel, V. (1983). The composing processes of advanced ESL students. Six case studies. TESOL Quarterly, 17,165-187.