Tarisah PS, Silalahi DW. Peran Guru Kristen dalam Mengembangkan Keterampilan Kolaboratif pada Pembelajaran Abad ke-21 Berdasarkan Filsafat Pendidikan Kristen [The Role of Christian Teachers in Developing Collaborative Skills in 21st Century Learning Based on the Philosophy of Christian Education]. DILIGENTIA [Internet]. 2024 May 31 [cited 2025 Nov. 20];6(2):241-63. Available from: https://ojs.uph.edu/index.php/DIL/article/view/8289