Millard, Thomas F.
ABC Press, 1931
Buku Teks
Simmonds, J.D., author
Columbia University Press, 1970
Buku Teks
Chiang, Kai Shek, author
Macmillan, 1947
Buku Teks
Hinton, Harold C., author
Houghton Miffiln, 1966
Buku Teks
Wong, Ching-Wai
Martin Hopkinson, 1927
Buku Teks