BENYAMIN NGONGU KABATA. “DAMPAK LINGKUNGAN SEKOLAH TERHADAP MOTIVASI DAN PERFORMA BELAJAR SISWA SMP”. JURNAL EKONOMI, SOSIAL & HUMANIORA, Vol. 3, no. 02, Sept. 2021, pp. 65-75, https://jurnalintelektiva.com/index.php/jurnal/article/view/620.