@unpublished{repository27919,
           title = {Laporan kinerja MK Penulisan Ilmiah},
       publisher = {Universitas Muhammadiyah Prof DR HAMKA},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/27919/},
          author = {Handayani, Sarah}
}