Deanova BSV, Nawawi, Hoesnie RK. THE EFFECTIVENESS OF USING GROUP DISCUSSION ON STUDENTS’ SPEAKING SKILL: AN EXPERIMENTAL STUDY AT . JEEF [Internet]. 2023 Jun. 23 [cited 2024 Nov. 24];3(1):61-6. Available from: https://jeef.unram.ac.id/index.php/jeef/article/view/460