@unpublished{repository44023,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
           title = {Bukti Kinerja Helmin Teori 3B},
             url = {http://repository.uhamka.ac.id/id/eprint/44023/},
          author = {Nikmatullah, Nurul Azmah}
}