@unpublished{repository7377,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof DR HAMKA},
           title = {MK Matekom 5A},
             url = {http://repository.uhamka.ac.id/id/eprint/7377/},
          author = {Subhan Ajiz, Awalludin}
}