@unpublished{repository43795,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof DR HAMKA},
           title = {Turnitin Artikel "The Efficiency of Application of Social Media in History Learning at Junior High School"},
             url = {http://repository.uhamka.ac.id/id/eprint/43795/},
          author = {Jumardi, Jumardi}
}