Hidayat IM, Siregar ES, Hasibuan SA, Ika Purnama Sari, Anggraini Y. THE IMPLEMENTATION OF CLASSPOINT IN LEARNING ENGLISH: A CASE STUDY AT SMK MUHAMMADIYAH 3 KARANGANYAR ON ELEVENTH GRADE IN ACADEMIC YEAR 2021/2022. jisae [Internet]. 2023 Sep. 27 [cited 2026 May 20];9(2):126-31. Available from: https://journal.unj.ac.id/unj/index.php/jisae/article/view/36808