@unpublished{repository2118,
           title = {Presensi, BAP, Nilai Kimia Dasar},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/2118/},
          author = {Fitriani, Fitriani}
}