http://e-repository.perpus.iainsalatiga.ac.id/10766
http://e-repository.perpus.iainsalatiga.ac.id/11153
http://e-repository.perpus.iainsalatiga.ac.id/11280
http://e-repository.perpus.iainsalatiga.ac.id/13760
http://e-repository.perpus.iainsalatiga.ac.id/13642
http://e-repository.perpus.iainsalatiga.ac.id/13618