SAFITRI, Erlita Widyadhana; HENDRACIPTA, Nana; SYACHRUROJI, A. 4C Skills in Implementing the Project Based Learning Model. Jurnal Pendidikan Amartha, [S. l.], v. 4, n. 1, p. 20–27, 2025. DOI: 10.57235/jpa.v4i1.3298. Disponível em: https://rayyanjurnal.com/index.php/jpa/article/view/3298. Acesso em: 23 may. 2026.