Emelia TW, Sari AW, Khaidir K. THE USE OF THE DUOLINGO GUESSING GAME APPLICATION IN TEACHING SPEAKING ABILITY TOWARD 8TH - STUDENTS. JGK [Internet]. 2022 Dec. 9 [cited 2025 Jun. 7];7(1):173-80. Available from: https://jurnal.unimed.ac.id/2012/index.php/jgkp/article/view/43421