Kusumayanti, Andi, and Ayu Rusmiati. “Pengembangan Buku Ajar Matematika Berbasis Flipbook Menggunakan Model Collaborative Problem Solving Pada Materi Bangun Ruang ”. Alauddin Journal of Mathematics Education 4, no. 1 (May 31, 2022): 21-36. Accessed September 19, 2024. https://journal3.uin-alauddin.ac.id/index.php/ajme/article/view/28996.