@unpublished{repository27857,
           title = {SK, BAP, DH, DPNA Bahasa Inggris 6A FK},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/27857/},
          author = {Martriwati, Martriwati}
}