http://e-repository.perpus.iainsalatiga.ac.id/10898
http://e-repository.perpus.iainsalatiga.ac.id/10925
http://e-repository.perpus.iainsalatiga.ac.id/11253
http://e-repository.perpus.iainsalatiga.ac.id/10920
http://e-repository.perpus.iainsalatiga.ac.id/10815
http://e-repository.perpus.iainsalatiga.ac.id/10829