@unpublished{repository4367,
       publisher = {MM Uhamka},
           title = {surat und FEB uhamka 2018, materi},
            type = {Documentation},
            note = {Unpublished},
          author = {Bambang, Dwi Hartono},
             url = {http://repository.uhamka.ac.id/id/eprint/4367/}
}