@unpublished{repository6891,
            note = {Unpublished},
           title = {BAP,DH, DPNA, 1a},
       publisher = {Univesitas Muhammadiyah Prof. Dr. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/6891/},
          author = {Handayani, Trisni}
}