3 1 20 Joko Sugiarto Primary Author Wiwin Erni Siti Nurlina Primary Author Mulyanto Primary Author Nuryantini Primary Author Kepala Bahasa Provinsi Daerah Istimewa Yogyakarta Primary Author mixed material 9786235677101 Joko Sugiarto Primary Author Wiwin Erni Siti Nurlina Primary Author Riani Primary Author mixed material 9786239567538 Joko Sugiarto Additional Author mixed material 9797819531