Ardiansyah P. Teacher Efforts in Overcoming Obstacles to History Learning in the Education Unit Level Curriculum at Madrasah Aliyah Al Irsyad Gajah Demak. IJHE [Internet]. 15Mar.2017 [cited 22Nov.2024];2(1):21-8. Available from: https://journal.unnes.ac.id/sju/ijhe/article/view/2169