http://e-repository.perpus.iainsalatiga.ac.id/11453
http://e-repository.perpus.iainsalatiga.ac.id/11468
http://e-repository.perpus.iainsalatiga.ac.id/10783
http://e-repository.perpus.iainsalatiga.ac.id/11043
http://e-repository.perpus.iainsalatiga.ac.id/11083
http://e-repository.perpus.iainsalatiga.ac.id/11167