Karnaen, Abdul, Hakim As-Shidqi, and Akrim Mariyat. 2023. “The Policy of Moral Education on KH Imam Zarkasyi’s Thought at Gontor Modern Islamic Boarding School”. Jurnal Pendidikan Islam 3 (1):163-82. https://doi.org/10.14421/jpi.2014.31.163-182.