In’am, Akhsanul. “Analysis of First Public High SchoolMathematics Teacher’s Professionalism Competency in Malang Indonesia (1 - 11)”. Jurnal Pendidikan Sains dan Matematik Malaysia 2, no. 1 (May 2, 2012): 1–11. Accessed May 3, 2024. https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/1811.