http://e-repository.perpus.iainsalatiga.ac.id/11636
http://e-repository.perpus.iainsalatiga.ac.id/11270
http://e-repository.perpus.iainsalatiga.ac.id/12627
http://e-repository.perpus.iainsalatiga.ac.id/10908
http://e-repository.perpus.iainsalatiga.ac.id/12259
http://e-repository.perpus.iainsalatiga.ac.id/12787