http://e-repository.perpus.iainsalatiga.ac.id/12523
http://e-repository.perpus.iainsalatiga.ac.id/12359
http://e-repository.perpus.iainsalatiga.ac.id/12884
http://e-repository.perpus.iainsalatiga.ac.id/12893
http://e-repository.perpus.iainsalatiga.ac.id/12786
http://e-repository.perpus.iainsalatiga.ac.id/13588
http://e-repository.perpus.iainsalatiga.ac.id/13673