Song, Ki-ho, 1965-
Sol, 2007
Buku Teks
Joen, Hyangi
Choengsol, 2009
Buku Teks
Paek, Won-dam
Seoul Peantageraem, [Date of publication not identified]
Buku Teks
Jo, Hyun-sol
Munhak waji sengso, 2003
Buku Referensi
edited by Ng Chee Yuen, Charla Griffy-Brown
International Development Research Institute, 2000
Buku Referensi