http://e-repository.perpus.iainsalatiga.ac.id/17902
http://e-repository.perpus.iainsalatiga.ac.id/18768
http://e-repository.perpus.iainsalatiga.ac.id/19997
http://e-repository.perpus.iainsalatiga.ac.id/19160
http://e-repository.perpus.iainsalatiga.ac.id/19323
http://e-repository.perpus.iainsalatiga.ac.id/18543
http://e-repository.perpus.iainsalatiga.ac.id/18837