@unpublished{repository5602,
           title = {BAP, Presensi dan Nilai Mata Kuliah Penelitian Eksperimen},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof.DR.HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/5602/},
          author = {Ernawati, Ernawati}
}