Duncan, Otis Dudley, author
John Wiley & Sons, 1956
Buku Teks
edited by F. M. L. Thomson
Cambridge University Press, 1990
Buku Teks
edited by David Popenoe
Rutgers University Press, 1969
Buku Teks
Yue, Zhongshan, author
World Scientific, 2016
Buku Teks
edited by Yehuda H. Landau
Praeger, 1976
Buku Teks