HELPINA, H. Mengembangkan Keterampilan Sosial Dengan Metode Problem Based Learning. Tugas Mata Kuliah Mahasiswa, [S. l.], p. 22–27, 2022. DOI: 10.20527/tmkm.vi.340. Disponível em: https://publikasipips.ulm.ac.id/index.php/tmkm/article/view/340. Acesso em: 24 sep. 2026.