Kartika Sari L. An Analysis on Teachers’ Professional Competence at SMP Muhammadiyah 3 Gending Probolinggo. JKPP [Internet]. 2014 Feb. 24 [cited 2024 Nov. 22];2(1). Available from: https://ejournal.umm.ac.id/index.php/jkpp/article/view/1729