@unpublished{repository41167,
           title = {SK MENGAJAR, BERITA ACARA, DAFTAR HADIR, DAFTAR NILAI},
            note = {Unpublished},
       publisher = {UNIVERSITAS MUHAMMADIYAH PROF. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/41167/},
          author = {Eko Digdoyo, Eko}
}