http://e-repository.perpus.iainsalatiga.ac.id/9069
http://e-repository.perpus.iainsalatiga.ac.id/9617
http://e-repository.perpus.iainsalatiga.ac.id/9164
http://e-repository.perpus.iainsalatiga.ac.id/8790
http://e-repository.perpus.iainsalatiga.ac.id/8176
http://e-repository.perpus.iainsalatiga.ac.id/8416