Nisak SC. Pembentukan Keterampilan Leadership Skill Melalui Organisasi Siswa Intra Sekolah (OSIS) di Madrasah Tsanawiyah Nahdlatul ‘Ulama Mojosari-Loceret-Nganjuk. IJPSK [Internet]. 2018 Dec. 11 [cited 2026 Jan. 14];8(3):399-412. Available from: https://ejournal.uit-lirboyo.ac.id/index.php/intelektual/article/view/732