PERAN KOPERTAIS IX DALAM PEMBINAAN MUTU PERGURUAN TINGGI AGAMA ISLAM DI SUMATERA UTARA: THE ROLE OF KOPERTAIS REGION IX IN THE QUALITY DEVELOPMENT OF ISLAMIC HIGHER EDUCATION INSTITUTIONS IN NORTH SUMATERA. penamas [Internet]. 2017 Aug. 4 [cited 2026 Feb. 13];27(1):79-94. Available from: https://penamas.kemenag.go.id/penamas/article/view/67