http://e-repository.perpus.iainsalatiga.ac.id/19586
http://e-repository.perpus.iainsalatiga.ac.id/19964
http://e-repository.perpus.iainsalatiga.ac.id/20042
http://e-repository.perpus.iainsalatiga.ac.id/19970
http://e-repository.perpus.iainsalatiga.ac.id/20019
http://e-repository.perpus.iainsalatiga.ac.id/18035