Guret, Rahmat, and YasinM. Fahri. “THE RELATION OF UTILIZATION OF TEXT BOOKS AND SCHOOL ENVIRONMENT WITH IPS LEARNING RESULTS”. Akademika : Jurnal Teknologi Pendidikan 8, no. 02 (December 27, 2019): 195-216. Accessed May 4, 2024. https://uia.e-journal.id/akademika/article/view/555.