@unpublished{repository33745,
           title = {THESIS VILYA DWI AGUSTINI},
       publisher = {UNIVERSITAS MUHAMMADIYAH PROF.DR.HAMKA},
            note = {Unpublished},
          author = {agustini, vilya dwi},
             url = {http://repository.uhamka.ac.id/id/eprint/33745/}
}