Marpaung, S.F., Aisyahrani, A., Rambe, K.F., Astika, L. and Sufni, N. 2023. The Effectiveness of Leadership Ethics in Improving Teacher’s Working Relations at SDN 112323 Silumajang. Edumaspul: Jurnal Pendidikan. 7, 2 (Oct. 2023), 5735-5745. DOI:https://doi.org/10.33487/edumaspul.v7i2.7428.