Elisabeth Nitra Rini, Syaiful Arifin, & Yarnest. (2019). Effect of Principal Leadership, Teacher Job Satisfaction and Teacher Work Motivation, on the Quality of Education in SMPK Kolose St. Yusuf 2 Malang. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, 5(11), 87–95. https://doi.org/10.31695/IJASRE.2019.33598