@unpublished{repository41685,
           title = {Surat Tugas \& Sertifikat Pemakalah Seminar Nasional SNAMUN},
            note = {Unpublished},
       publisher = {Universitas Jayabaya},
             url = {http://repository.uhamka.ac.id/id/eprint/41685/},
          author = {Nuraini, Nuraini}
}