THE EFFECTIVENESS OF USING POP-UP BOOK ON STUDENTS’ MOTIVATION IN LEARNING ENGLISH SUBJECT AT SEVENTH GRADE OF SMP N 6 BATHIN SOLAPAN. JSI [Internet]. 2025 Nov. 26 [cited 2025 Nov. 28];7(2):60-72. Available from: https://ejournal-fkip.unisi.ac.id/shelves/article/view/3261