Ziliwu, Syukur Idaman, Trisman Harefa, Riswan Zega, and Afore Tahir Harefa. 2024. “Analysis Principal’s Performance in Managing Human Resources at SMK Negeri 1 Gunungsitoli Utara”. Edu Cendikia: Jurnal Ilmiah Kependidikan 4 (02):675-81. https://doi.org/10.47709/educendikia.v4i02.4643.