[1]
Mahbub, M.A., Romsi, A., Bulqiyah, S. and Firdaus, I.A. 2020. INFUSING A GAMIFICATION MECHANISM THROUGH DUOLINGO FOR ENGLISH SPEAKING PROFICIENCY: PERCEPTIONS OF THE INDONESIAN EFL INSTRUCTOR AND STUDENTS. Konstruktivisme : Jurnal Pendidikan dan Pembelajaran. 12, 1 (Jan. 2020), 69-80. DOI:https://doi.org/10.35457/konstruk.v12i1.894.