http://e-repository.perpus.iainsalatiga.ac.id/11656
http://e-repository.perpus.iainsalatiga.ac.id/12462
http://e-repository.perpus.iainsalatiga.ac.id/12627
http://e-repository.perpus.iainsalatiga.ac.id/12592
http://e-repository.perpus.iainsalatiga.ac.id/11636
http://e-repository.perpus.iainsalatiga.ac.id/10908