HTTP://E-REPOSITORY.PERPUS.IAINSALATIGA.AC.ID/8694
http://e-repository.perpus.iainsalatiga.ac.id/9259
http://e-repository.perpus.iainsalatiga.ac.id/9214
http://e-repository.perpus.iainsalatiga.ac.id/9595
http://e-repository.perpus.iainsalatiga.ac.id/9759