Zheng, Ping
China Intercontinental Press, 2010
Buku Teks
Qi, Wen
Foreign Languages Press, 1984
Buku Teks
Hung, William S.H.
[Publisher not identified], 1932
Buku Teks
Cressey, George Babcock, 1896-1963
McGraw-Hill, 1955
Buku Teks
Chapman, J.D.
Longman Scientific & Technical, 1989
Buku Teks