Pengaruh Pembelajaran Berbasis Problem Based Learning Terhadap Sikap Sosial Siswa. JURNAL PENA EDUKASI, [S. l.], v. 11, n. 2, p. 162–169, 2024. DOI: 10.54314/jpe.v11i2.1980. Disponível em: https://jurnal.goretanpena.com/index.php/JPE/article/view/1980.. Acesso em: 25 sep. 2026.