“PENINGKATAN HASIL BELAJAR IPS MATERI BENTUK-BENTUKHUBUNGAN SOSIAL MELALUI MODELGROUP INVESTIGATION”. JURNAL KOULUTUS 3, no. 2 (December 17, 2020): 195–206. Accessed November 22, 2024. https://ejournal.kahuripan.ac.id/index.php/koulutus/article/view/413.