@unpublished{repository9716,
           title = {Surat Tugas ASPBJI 2021},
            note = {Unpublished},
            year = {2021},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           month = {August},
             url = {http://repository.uhamka.ac.id/id/eprint/9716/},
          author = {Sukmara, Rina}
}