Maslachah, A., Sauri, S., & Helmawati, H. (2021). The Management of Kyai Development Through Polite Languages to Form Akhlakul Karimah Santri in The Pesantren. Nidhomul Haq : Jurnal Manajemen Pendidikan Islam, 6(1), 163-178. https://doi.org/10.31538/ndh.v6i1.1349