@unpublished{repository6740,
           title = {JURNAL EFEKTIVITAS MEDIA VLOG},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/6740/},
          author = {Utari, Retno}
}