http://e-repository.perpus.iainsalatiga.ac.id/9106
http://e-repository.perpus.iainsalatiga.ac.id/9573
http://e-repository.perpus.iainsalatiga.ac.id/9767
http://e-repository.perpus.iainsalatiga.ac.id/9436
http://e-repository.perpus.iainsalatiga.ac.id/10013
http://e-repository.perpus.iainsalatiga.ac.id/9457