Artikel Jurnal
Baskoro Tedjo, author
Imaji Media Pustaka, 2012
Buku Teks
Lee, Kwang-kyu
Jimoondang, 2003
Buku Teks
Rha, Sun-hwa, author
Ewha Womans University Press , 2006
Buku Teks
Chong, Seong-mo, author
Ewha Womans University Press, 2006
Buku Teks