Hamsinah, Hamsinah. “THE EFFECT OF DISCIPLINE, MOTIVATION AND WORK ENVIRONMENT ON TEACHER PERFORMANCE AT SMPN 13, 17 AND 21 DEPOK”. Jurnal Ilmiah Manajemen, Ekonomi, & Akuntansi (MEA) 4, no. 1 (May 20, 2022): 636-652. Accessed August 22, 2025. https://journal.stiemb.ac.id/index.php/mea/article/view/2048.