http://e-repository.perpus.iainsalatiga.ac.id/13439
http://e-repository.perpus.iainsalatiga.ac.id/13635
http://e-repository.perpus.iainsalatiga.ac.id/13138
http://e-repository.perpus.iainsalatiga.ac.id/12002
http://e-repository.perpus.iainsalatiga.ac.id/17215
http://e-repository.perpus.iainsalatiga.ac.id/13402
http://e-repository.perpus.iainsalatiga.ac.id/12672