http://e-repository.perpus.iainsalatiga.ac.id/7796
HTTP://E-REPOSITORY.PERPUS.IAINSALATIGA.AC.ID/8749
http://e-repository.perpus.iainsalatiga.ac.id/8814
http://e-repository.perpus.iainsalatiga.ac.id/9420
http://e-repository.perpus.iainsalatiga.ac.id/9619