Maharani, Anindya, Mohammad Asikin, and Nurkaromah Dwidayati. “Analysis of Subject Material and Material Presentation of 7th Grade Mathematics Books Viewed from Mathematics Learning Objectives”. Unnes Journal of Mathematics Education 6, no. 1 (March 31, 2017): 80 - 86. Accessed November 22, 2024. https://journal.unnes.ac.id/sju/ujme/article/view/12075.