Qudsyi, Qudsyi, Suwignyo Widagdo, and Yuniorita Indah Handayani. 2024. “The Effect Of Self Development, Teaching Experience, Teachers Certification, Infrastructure And Facilities On Class Teacher’s Professionalism At Min Jember”. ABM: International Journal of Administration, Business and Management 6 (1), 54-66. https://doi.org/10.31967/abm.v6i1.1076.