@unpublished{repository30868,
           title = {Surat Tugas dan Laporan Kegiatan Aksi Bergizi di Kab Langkat},
       publisher = {UHAMKA},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/30868/},
          author = {Umniyatun, Yuyun}
}