http://e-repository.perpus.iainsalatiga.ac.id/11029
http://e-repository.perpus.iainsalatiga.ac.id/11109
http://e-repository.perpus.iainsalatiga.ac.id/10791
http://e-repository.perpus.iainsalatiga.ac.id/11053
http://e-repository.perpus.iainsalatiga.ac.id/10208
http://e-repository.perpus.iainsalatiga.ac.id/10298
http://e-repository.perpus.iainsalatiga.ac.id/10192