Nata IGH, Sujana IW. Efektivitas Model Project Based Learning Berbasis Tri Kaya Parisudha dalam Meningkatkan Kompetensi Pengetahuan IPS Siswa SD. JIPPG [Internet]. 2021 Apr. 29 [cited 2025 Feb. 23];4(2):251-9. Available from: https://ejournal.undiksha.ac.id/index.php/JIPPG/article/view/27418