@unpublished{repository51641,
       publisher = {Universitas Muhammadiyah Prof.DR.HAMKA},
           title = {Surat Tugas PLP 2 SMA N 88 Jakarta},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/51641/},
          author = {Hajar{,} Siti, Siti}
}