Educational Aspects Of The Environment Around As A Learning Source For The Mastery Of Ips Concept In Class V Sd Negeri 16 Pulau Karam Kecamatan Koto Xi Tarusan. (2018). Jurnal Ilmiah Pendidikan Scholastic, 2(1), 176-186. https://doi.org/10.36057/jips.v2i1.322