Russel, Fox Hon, author
Covendish Publishing Limited, 2000
Buku Teks
LG Kyong Je Yeongu Won
Han guk kyung je sin mun han gyung BP, 2006
Buku Teks
Rosensweig, Jeffrey A.
The Free Press , 1998
Buku Teks
McRae, Hamish, author
Harvard Business School Press, 1995
Buku Teks
Attali, Jacques
Fayard, 2006
Buku Teks