1. Abeysekera, L. & Dawson, P. (2015). Motivation and cognitive load in the flipped classroom: definition, rationale and a call for research. High. Educ. Res. Dev. 34, 1–14. doi: 10.1080/07294360.2014.934336
2. Ardiasih, L. & Em, Z. & Rasyid, Y. (2019). Online Collaborative Writing Technique Using Wiki : How Effective is It to Enhance Learners’ Essay Writing?. The Journal of AsiaTEFL. 16. 531-546. 10.18823/asiatefl.2019.16.2.6.531. Chua, D. (2014, April 25). New wave of choreographers. New Straits Times, p.7.
3. Cox, L. A.(2014). Constructivism examined in a 1:1 Chromebook/Google Applications collaborative mobile learning program in the Upper Midwest. Unpublished doctoral dissertation, Northcentral University
4. Fung, L. Y. (2010). A study on the learning approaches of Malaysian students in relation to English language acquisition. American Journal of Scientific Research 9, 5-11.
5. González-Lloret M. (2020). Collaborative tasks for online language teaching.Foreign Language Annals, 53(2), 260–269. 10.1111/flan.12466.
6. Hernández-Sellés, N., Muñoz-Carril, PC. & González-Sanmamed, M. (2020). Interaction in computer supported collaborative learning: an analysis of the implementation phase. Int J Educ Technol High Educ 17, 23. https://doi.org/10.1186/s41239-020-00202-5.
7. Nadiyah,R..S.& Faaizah, S.(2015). The Development of Online Project Based Collaborative Learning using ADDIE Model. Procedia - Social and Behavioral Sciences 195, 1803 – 1812.
8. Rodriguez, J. (2018). The effects of collaborative learning on student achievement in reading. Unpublished doctoral dissertation, University of St. Francis.
9. Rodríguez, A.I., Riaza, B.G.,& Gomez, M.C.S. (2017). Collaborative learning and mobile devices: An educational experience in Primary Education. Computers in Human Behavior,72, 664-677.
10. Lee, S.J. & Kwon, J.H. (2010). Online Collaborative Learning according to Learning Task Types. Journal of Internet Computing and Services. 11. 10.17232/KSET.24.4.225.
11. Scager, K., Boonstra, J., Peeters, T., Vulperhorst, J., & Wiegant, F. (2016). Collaborative learning in higher education: Evoking positive interdependence. CBE Life Sciences Education, 15(4). https://doi.org/10.1187/cbe.16-07-0219