http://e-repository.perpus.iainsalatiga.ac.id/17582
http://e-repository.perpus.iainsalatiga.ac.id/17391
http://e-repository.perpus.iainsalatiga.ac.id/17393
http://e-repository.perpus.iainsalatiga.ac.id/17505
http://e-repository.perpus.iainsalatiga.ac.id/17672
http://e-repository.perpus.iainsalatiga.ac.id/17717