Mohammad Reza Adi Saputra, Yulia Nugrahini. The Effectiveness Of Duo Lingo Application In Vocabulary Mastery Through Eight Grade Student. jmki-widyakarya [Internet]. 2024 Jul. 22 [cited 2024 Nov. 22];2(3):297-304. Available from: https://ifrelresearch.org/index.php/jmki-widyakarya/article/view/3987