SALSIJANTI, Siti Oriza. Developing Students’ Productive Skills Through Problem Based and Project Based Learning Environmental Models . MUNAQASYAH : Jurnal Ilmu Pendidikan dan Pembelajaran, [S. l.], v. 5, n. 1, p. 1–27, 2023. DOI: 10.58472/munaqosyah.v5i1.155. Disponível em: https://ejournal.stiblambangan.ac.id/index.php/munaqosyah/article/view/155. Acesso em: 22 agu. 2025.