http://e-repository.perpus.uinsalatiga.ac.id/17905/
http://e-repository.perpus.iainsalatiga.ac.id/17928
http://e-repository.perpus.iainsalatiga.ac.id/17516
http://e-repository.perpus.iainsalatiga.ac.id/16335
http://e-repository.perpus.iainsalatiga.ac.id/11577
http://e-repository.perpus.iainsalatiga.ac.id/16288
http://e-repository.perpus.iainsalatiga.ac.id/16055