@unpublished{repository3816,
           title = {Laporan Penelitian Kerjasama UMB-UHAMKA},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof DR HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/3816/},
          author = {Emilia Roza, ER}
}