Lee, Cheng F., author
Harcourt, Brace Jovanovics, 1990
Buku Teks
Dalton, Hugh
Routledge & Kegan Paul , 1948
Buku Teks
Korea Development Studies , 1998
Buku Teks
Hamilton, Alexander, author
Columbia University Press , 1934
Buku Teks
Dalton, Hugh
Routledge dan Kegan Paul , 1954
Buku Teks