KEBIJAKAN IMPLEMENTASI AKREDITASI DALAM PENINGKATAN MUTU PENDIDIKAN DI MTs IBAD AR RAHMAN ISLAMIC BOARDING SCHOOL CIMANUK PANDEGLANG: Accreditation Implementation Policy in Improving the Quality of Education at Mts Ibad Ar Rahman Islamic Boarding School Cimanuk Pandeglang. Abacus: Acad. J. Math. Learn. Educ. [Internet]. 2021 Jun. 15 [cited 2024 May 20];2(01):1-20. Available from: https://jurnal.upg.ac.id/index.php/abacus/article/view/157