Umar Darwis, Novita Friska,. “PENGEMBANGAN INSTRUMEN NON TES DI KECAMATAN MEDAN MARELAN”. JURNAL PENELITIAN PENDIDIKAN SOSIAL HUMANIORA 2, no. 1 (May 9, 2018): 153-157. Accessed December 22, 2024. https://jurnal-lp2m.umnaw.ac.id/index.php/JP2SH/article/view/81.