Pebrikarlepi E, Firdaus FZ. THE IMPORTANCE OF MOTIVATION IN LEARNING ENGLISH AS A FOREIGN LANGUAGE: CASE STUDY: ISLAMIC HIGH SCHOOL ITTIFAQIAH INDRALAYA. jkpi [Internet]. 2022 Jan. 29 [cited 2025 Sep. 19];3(1):359-65. Available from: http://jurnalalkhairat.org/ojs/index.php/jkpi/article/view/69