@unpublished{repository3600,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
           title = {Bap,Prsensi,Nilai Analisis Numerik TM 6A},
             url = {http://repository.uhamka.ac.id/id/eprint/3600/},
          author = {Heriyani, Oktarina}
}