Muryadi M. Iplementasi Sistem Manajemen Mutu Berdasarkan ISO 9001:2015 di Sekolah Dasar Katolik Santa Clara Surabaya. JDMP [Internet]. 2019Oct.1 [cited 2024May6];3(1):31-42. Available from: https://journal.unesa.ac.id/index.php/jdmp/article/view/3362