Sofia, Eva Maela, Suyoto, and Sri Murwati. 2023. “187. Penerapan Model Problem Based Learning Terhadap Peningkatan Hasil Belajar Berbantuan Media Buku Cerita Bergambar”. Prosiding Seminar Nasional Pendidikan Profesi Guru 1 (1):1669-79. https://conference.upgris.ac.id/index.php/psnppg/article/view/4106.