@unpublished{repository1930,
       publisher = {MM Uhamka},
            type = {Documentation},
           title = {surat tugas, und, materi nara sumber DKI Jakarta},
            note = {Unpublished},
          author = {Bambang, Dwi Hartono},
             url = {http://repository.uhamka.ac.id/id/eprint/1930/}
}