http://e-repository.perpus.iainsalatiga.ac.id/10670
http://e-repository.perpus.iainsalatiga.ac.id/10288
http://e-repository.perpus.iainsalatiga.ac.id/10167
http://e-repository.perpus.iainsalatiga.ac.id/10703
http://e-repository.perpus.iainsalatiga.ac.id/11319
http://e-repository.perpus.iainsalatiga.ac.id/11314