Yasa, Lika Nurlia, Zainal Abidin Arief, and Herawati Herawati. “PENGEMBANGAN LKPD BERBASIS PENDEKATAN CONCRETE PICTORIAL ABSTRACT DALAM PEMBELAJARAN MATEMATIKA DI SDN MAMPANG 3 DEPOK”. Jurnal Teknologi Pendidikan 12, no. 2 (August 2, 2023): 57–69. Accessed November 15, 2024. http://150.107.142.43/index.php/TEK/article/view/10928.