http://e-repository.perpus.iainsalatiga.ac.id/14699
http://e-repository.perpus.iainsalatiga.ac.id/19595
http://e-repository.perpus.iainsalatiga.ac.id/19262
http://e-repository.perpus.iainsalatiga.ac.id/18467
http://e-repository.perpus.iainsalatiga.ac.id/18992
http://e-repository.perpus.iainsalatiga.ac.id/19034