@unpublished{repository54564,
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
            note = {Unpublished},
           title = {METLIT 6A},
          author = {Doni Wahidul Akbar, Doni},
             url = {http://repository.uhamka.ac.id/id/eprint/54564/}
}