http://e-repository.perpus.iainsalatiga.ac.id/11167
http://e-repository.perpus.iainsalatiga.ac.id/10795
http://e-repository.perpus.iainsalatiga.ac.id/11153
http://e-repository.perpus.iainsalatiga.ac.id/10850
http://e-repository.perpus.iainsalatiga.ac.id/11280
http://e-repository.perpus.iainsalatiga.ac.id/11268