@unpublished{repository45528,
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
            note = {Unpublished},
           title = {ST BUKU},
             url = {http://repository.uhamka.ac.id/id/eprint/45528/},
          author = {Doni Wahidul Akbar, Doni}
}