Sari, G.; Siahaan, M. F. Pengembangan Instrumen Persepsi Remaja Terhadap Peran Orang Tua Sebagai Pendidik Iman Dalam Keluarga Kristen Berdasarkan Ulangan 6:6-9 [Development of an Instrument to Measure Adolescents’ Perceptions of the Role of Parents As Faith Educators in Christian Families Based on Deuteronomy 6:6–9]. DILIGENTIA 2025, 7, 135-148.