Siambaton, Hetty, Erlinawati Erlinawati, and Haryanto Haryanto. “Problem Implementasi Kurikulum 2013 Mata Pelajaran Ilmu Pengetahuan Sosial Di Jenjang Sekolah Menengah Pertama”. Indonesian Journal of Curriculum and Educational Technology Studies 4, no. 1 (April 25, 2016): 10-16. Accessed November 23, 2024. https://journal.unnes.ac.id/sju/jktp/article/view/14269.