Tambunsaribu, Gunawan. “ENGLISH PRONUNCIATION AND VOCABULARY TRAINING FOR NURUL HUDA ISLAMIC STUDENTS, CIPAYUNG EAST JAKARTA”. Jurnal Abdi Insani 9, no. 1 (March 7, 2022): 78–91. Accessed May 21, 2024. http://www.abdiinsani.unram.ac.id/index.php/jurnal/article/view/517.