Sumirah. 2020. “THE SEQUENTIAL EVPLANATORY ANALYSIS OF WORK QUALITY BASED ON PRINCIPAL SUPERVISION, WORK DISCIPLINE, AND PEDAGOGICAL COMPETENCE (STUDIY AT JUNIOR HIGH SCHOOL TEACHERS IN THE CITY JAMBI)”. International Journal of Research -GRANTHAALAYAH 7 (12):337-48. https://doi.org/10.29121/granthaalayah.v7.i12.2019.328.