@unpublished{repository54676,
           title = {sk,bap,kehadiran,nilai sejarah afrika},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
          author = {Hari Naredi, Hari Naredi},
             url = {http://repository.uhamka.ac.id/id/eprint/54676/}
}