1.
amin sausan nafis. GAMIFICATION OF DUOLINGO IN RISING STUDENT’S ENGLISH LANGUAGE LEARNING MOTIVATION. JBLS [Internet]. 2021 Nov. 5 [cited 2025 Nov. 5];13(2):191-213. Available from: https://ojstrial.uinsatu.ac.id/index.php/ls/article/view/3972