Won, So-hwa, author
Dongcoknara, 2001
Buku Teks
Zhong, Bin Feng, author
Jiangsu shaonian Entong Chubanshe, 2000
Buku Teks
McGraw-Hill, 2001
Multimedia
Ople, Blas F., author
The Institute for Public Policy, 2001
Buku Teks
Young, Marguerite, author
Reynal & Hitchcock, 1945
Buku Teks