http://e-repository.perpus.iainsalatiga.ac.id/8573
http://e-repository.perpus.iainsalatiga.ac.id/7813
http://e-repository.perpus.iainsalatiga.ac.id/8596
http://e-repository.perpus.iainsalatiga.ac.id/8564
http://e-repository.perpus.iainsalatiga.ac.id/8560
http://e-repository.perpus.iainsalatiga.ac.id/8342