Razif Surya Manangka and Akhsinatul Kumala 2026. The Implementation of Arba’in Nawawi Book Learning in Developing Students’ Akhlakul Karimah at MAN 4 Jombang. Pekerti: Journal Pendidikan Islam dan Budi Pekerti. 8, 2 (Aug. 2026), 454–463.