Septrisia R, Suhono S, Purnamasari T, Utama F, Mustafidah M. Affecting Factors of Learning Quality for English Teachers at SMP Negeri Mandailing Natal. aj [Internet]. 2021 Dec. 28 [cited 2026 Oct. 5];3(3):226-35. Available from: https://attractivejournal.com/index.php/aj/article/view/283