PERSPEKTIF, Sri Yuliani. Cover perspektif Vol. VII No.13. Perspektif Pendidikan dan Keguruan, Pekanbaru, Riau, Indonesia, v. 7, n. 13, 2017. Disponível em: https://journal.uir.ac.id/index.php/Perspektif/article/view/242. Acesso em: 6 may. 2024.