@unpublished{repository6057,
           title = {BAP, Presensi, Nilai Prak Semsol B1},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/6057/},
          author = {yudi srifiana, yudi srifiana}
}