http://e-repository.perpus.iainsalatiga.ac.id/14651
http://e-repository.perpus.iainsalatiga.ac.id/14473
http://e-repository.perpus.iainsalatiga.ac.id/14612
http://e-repository.perpus.iainsalatiga.ac.id/9418
http://e-repository.perpus.iainsalatiga.ac.id/10122
http://e-repository.perpus.iainsalatiga.ac.id/9120