Zakiya, Nabila, Umy Simatupang, Yenni Aulia, Sufyarma Marsidin, and Rifma Rifma. 2023. “Informational Supervision Approach As an Effort to Improve the Quality of Learning in Schools”. International Journal of Educational Dynamics 5 (2), 186-88. https://doi.org/10.24036/ijeds.v5i2.408.