@unpublished{repository4033,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {BAP, ABSENSI DAN NILAI METODOLOGI PTK},
            note = {Unpublished},
          author = {Amelia, Vinayastri},
             url = {http://repository.uhamka.ac.id/id/eprint/4033/}
}