Rani, Vidya Puspita. “Pengaturan Kondisi Kelas Dan Iklim Belajar Di IV SD Muhammadiyah Alternatif 2 Kota Magelang”. Prosiding University Research Colloquium (December 8, 2021): 728–732. Accessed May 5, 2024. https://repository.urecol.org/index.php/proceeding/article/view/1849.