http://e-repository.perpus.iainsalatiga.ac.id/19310
http://e-repository.perpus.iainsalatiga.ac.id/19268
http://e-repository.perpus.iainsalatiga.ac.id/19110
http://e-repository.perpus.iainsalatiga.ac.id/19089
http://e-repository.perpus.iainsalatiga.ac.id/19034
http://e-repository.perpus.iainsalatiga.ac.id/19019