@unpublished{repository11540,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {TESIS MAIFITRIANTI},
            note = {Unpublished},
          author = {Maifitrianti, Maifitrianti},
             url = {http://repository.uhamka.ac.id/id/eprint/11540/}
}