IBDA, Hamidulloh. Urgensi Pemertahanan Bahasa Ibu di Sekolah Dasar. SHAHIH: Journal of Islamicate Multidisciplinary, [S.l.], v. 2, n. 2, dec. 2017. ISSN 2527-8126. Available at: <http://ejournal.iainsurakarta.ac.id/index.php/shahih/article/view/980>. Date accessed: 25 june 2019. doi:http://dx.doi.org/10.22515/shahih.v2i2.980.