http://e-repository.perpus.iainsalatiga.ac.id/17445
http://e-repository.perpus.iainsalatiga.ac.id/17442
http://e-repository.perpus.iainsalatiga.ac.id/17497
http://e-repository.perpus.iainsalatiga.ac.id/17432
http://e-repository.perpus.iainsalatiga.ac.id/17644
http://e-repository.perpus.iainsalatiga.ac.id/17587