http://e-repository.perpus.iainsalatiga.ac.id/16225
http://e-repository.perpus.iainsalatiga.ac.id/15762
http://e-repository.perpus.iainsalatiga.ac.id/15893
http://e-repository.perpus.iainsalatiga.ac.id/15998
http://e-repository.perpus.iainsalatiga.ac.id/17498
http://e-repository.perpus.iainsalatiga.ac.id/18162