http://e-repository.perpus.iainsalatiga.ac.id/17554
http://e-repository.perpus.iainsalatiga.ac.id/11957
http://e-repository.perpus.iainsalatiga.ac.id/17464
http://e-repository.perpus.iainsalatiga.ac.id/17622
http://e-repository.perpus.iainsalatiga.ac.id/17652
http://e-repository.perpus.iainsalatiga.ac.id/17641