http://e-repository.perpus.iainsalatiga.ac.id/10755
http://e-repository.perpus.iainsalatiga.ac.id/11315
http://e-repository.perpus.iainsalatiga.ac.id/11898
http://e-repository.perpus.iainsalatiga.ac.id/11029
http://e-repository.perpus.iainsalatiga.ac.id/10879
http://e-repository.perpus.iainsalatiga.ac.id/11109