Apnilelawati, Nur, Didik Santoso, and Amiruddin Siahaan. 2024. “Competence of the Duties of the Head of Administration in Improving the Quality of Administrative Services in Padangsidimpuan City”. Nidhomul Haq : Jurnal Manajemen Pendidikan Islam 9 (2), 353-67. https://doi.org/10.31538/ndh.v9i2.5015.