Basit, Agus, Imam Khanafi, & Slamet Untung. " Spirituality Leadership in Nahdlatul Ulama and Muhammadiyah: Case Study of Vocational High School in Pekalongan Regency." Jurnal Penelitian Pendidikan Islam [Online], 11.1 (2023): 47-66. Web. 5 Sep. 2026