http://e-repository.perpus.iainsalatiga.ac.id/10659
http://e-repository.perpus.iainsalatiga.ac.id/10667
http://e-repository.perpus.iainsalatiga.ac.id/10715
http://e-repository.perpus.iainsalatiga.ac.id/11013
http://e-repository.perpus.iainsalatiga.ac.id/10952
http://e-repository.perpus.iainsalatiga.ac.id/10987