AL FIRDA, Ainul Luthfia. IMPLEMENTATION OF SYSTEM THEORY IN EDUCATIONAL MEDIA FOR EARLY MARRIAGE CASES IN YOGYAKARTA. QAULAN: Journal of Islamic Communication, [S. l.], v. 2, n. 2, p. 134–143, 2021. DOI: 10.21154/qaulan.v2i2.2948. Disponível em: https://jurnal.iainponorogo.ac.id/index.php/qaulan/article/view/2948. Acesso em: 22 jan. 2025.