@unpublished{repository20820,
           title = {BAP, Presensi, Nilai Kimia dasar 1B},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/20820/},
          author = {Nofendri, Yos}
}