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/17558
http://e-repository.perpus.iainsalatiga.ac.id/17662
http://e-repository.perpus.iainsalatiga.ac.id/17836