http://e-repository.perpus.iainsalatiga.ac.id/19420
http://e-repository.perpus.iainsalatiga.ac.id/19487
http://e-repository.perpus.iainsalatiga.ac.id/19469
http://e-repository.perpus.iainsalatiga.ac.id/19023
http://e-repository.perpus.iainsalatiga.ac.id/18927
http://e-repository.perpus.iainsalatiga.ac.id/18966