Puspita, V., & Yuhelman, N. (2017). 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, 8(1), 32–39. Retrieved from https://journal.uir.ac.id/index.php/Perspektif/article/view/746