Kluger, Jeffrey, author
Simon & Schuster, 1999
Buku Teks
Sharer, Robert J., author
McGraw-Hill, 2003
Buku Teks
Stephens, Jan
Indiana University Press, 1955
Buku Teks
Bonner, Thomas Neville, author
Prentice-Hall, 1963
Buku Teks
Kyung, Moon-hwang, author
Harvard University Asia Center, 2004
Buku Teks