http://e-repository.perpus.iainsalatiga.ac.id/11738
http://e-repository.perpus.iainsalatiga.ac.id/13440
http://e-repository.perpus.iainsalatiga.ac.id/17386
http://e-repository.perpus.iainsalatiga.ac.id/17406
http://e-repository.perpus.iainsalatiga.ac.id/17550
http://e-repository.perpus.iainsalatiga.ac.id/17629