Suharyanto H.Soro, Sri Handayani, Syatiri Ahmad, Tentri Septiyani, and M Jalaluddin S (2023) “ Efektivitas Penjaminan Mutu Pendidikan Di SMK Guna Dharma Nusantara”, al-Afkar, Journal For Islamic Studies, 6(1), pp. 425–443. doi: 10.31943/afkarjournal.v6i1.585.