Kim, Jin Meong
Saeum Book, 2009
Buku Teks
Devid Kumar Basyal
Graduate School of Public Administration Seoul National Universiarty, 2016
Artikel Jurnal
Cortelazze, Manlio
Tubingen Gunter Narr Verlag 1979
Buku Teks
Saramago, Jose
Caminho, 1997
Buku Teks
Seo, San
Dong Choknara, 2003
Buku Teks