Dawolo, Febri Sari, and Hartono Sembiring. “UPAYA MENINGKATKAN HASIL BELAJAR IPS PADA MATERI KEGIATAN EKONOMI MELALUI MODEL CONTEXTUAL TEACHING AND LEARNING”. JURNAL MUTIARA PENDIDIKAN INDONESIA 4, no. 1 (February 12, 2019): 29–37. Accessed March 29, 2024. http://e-journal.sari-mutiara.ac.id/index.php/JMT/article/view/1034.