@unpublished{repository19887,
           title = {P Instrument A2 (Absensi, BAP, Nilai)},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/19887/},
          author = {Hariyanti, Hariyanti}
}