@unpublished{repository45260,
            note = {Unpublished},
           title = {undangan dan Surat Tugas di SMK Uswatun Hasanah},
       publisher = {SMK Uswatun Hasanah},
             url = {http://repository.uhamka.ac.id/id/eprint/45260/},
          author = {Sri Astuti, Astuti}
}