Fauzul Ikhsan, Hasanuddin, & Suryani Hardjo. (2026). THE EFFECT OF SELF-EFFICACY ON MOTIVATION TO EXCEL WITH SOCIAL SUPPORT AS A MEDIATING VARIABLE IN STUDENTS IN ISLAMIC BOARDING SCHOOLS. SOSIOEDUKASI : JURNAL ILMIAH ILMU PENDIDIKAN DAN SOSIAL, 15(3), 848–854. https://doi.org/10.36526/sosioedukasi.v15i3.9183