@unpublished{repository38164,
           title = {Mayla Audinda Lutfi Putri Iknanda},
       publisher = {universitas  muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
          author = {Yulmaida Amir, Yulmaida},
             url = {http://repository.uhamka.ac.id/id/eprint/38164/}
}