Abbas, Muhammad Ahkam. 2021. “THE PROBLEMS OF DEVELOPING LESSON PLAN FACED BY ENGLISH TEACHERS AT SMP NEGERI 3 MALUNDA”. Jurnal Keguruan Dan Ilmu Pendidikan (JKIP) 8 (1):1-13. https://jurnal.fkip.unismuh.ac.id/index.php/jkip/article/view/380.