@unpublished{repository9204,
           title = {BAP Absensi Nilai Fungsi Peubah Kompleks 6B},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof Dr HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/9204/},
          author = {Khusna, Hikmatul}
}