William, Trevor A.
John Wiley & Sons, 1982
Buku Teks
Zhao, Qizheng, author
Xin shi jie chu ban she, 2010
Buku Teks
Zhao, Qizheng, author
New World Press, 2010
Buku Teks
Ren min chu bun she, 2009
Buku Teks
Naisbitt, John, author
Commonwealth, 1994
Buku Teks