http://e-repository.perpus.iainsalatiga.ac.id/10872
http://e-repository.perpus.iainsalatiga.ac.id/10591
http://e-repository.perpus.iainsalatiga.ac.id/10895
http://e-repository.perpus.iainsalatiga.ac.id/11053
http://e-repository.perpus.iainsalatiga.ac.id/10839
http://e-repository.perpus.iainsalatiga.ac.id/11049