http://e-repository.perpus.iainsalatiga.ac.id/17905
http://e-repository.perpus.iainsalatiga.ac.id/19471
http://e-repository.perpus.iainsalatiga.ac.id/19999
http://e-repository.perpus.iainsalatiga.ac.id/20042
http://e-repository.perpus.iainsalatiga.ac.id/20063
http://e-repository.perpus.iainsalatiga.ac.id/20065