PUSPITA, Vivi; YUHELMAN, Nofri. PENINGKATAN PROSES PEMBELAJARAN TEMATIK DENGAN MENGGUNAKAN PENDEKATAN PROBLEM BASED LEARNING DI KELAS III SD: (Enhancing the Learning Process by Using Thematic Problem Based Learning In Class III Elementary School). Perspektif Pendidikan dan Keguruan, Pekanbaru, Riau, Indonesia, v. 8, n. 1, p. 32–39, 2017. Disponível em: https://journal.uir.ac.id/index.php/Perspektif/article/view/746. Acesso em: 5 may. 2024.