http://e-repository.perpus.iainsalatiga.ac.id/11619
http://e-repository.perpus.iainsalatiga.ac.id/11486
http://e-repository.perpus.iainsalatiga.ac.id/10904
http://e-repository.perpus.iainsalatiga.ac.id/10872
http://e-repository.perpus.iainsalatiga.ac.id/10895
http://e-repository.perpus.iainsalatiga.ac.id/10591