HTTP://E-REPOSITORY.PERPUS.IAINSALATIGA.AC.ID/8669
http://e-repository.perpus.iainsalatiga.ac.id/9595
http://e-repository.perpus.iainsalatiga.ac.id/9379
http://e-repository.perpus.iainsalatiga.ac.id/9625
http://e-repository.perpus.iainsalatiga.ac.id/9446