Ward, Robert E.
Japan's political system
Prentice-Hall, 1978
 Buku Teks
The political economy of Japan
Stanford University Press, 1988
 Buku Teks
Political development in modern Japan
edited by Robert E. Ward
Princeton University Press, 1968
 Buku Teks
Political modernization in Japan And Turkey
edited by Robert E. Ward & Dankward A. Rustews
Princeton University Press, 1968
 Buku Teks
Richardson, Bradley M.
The political cultural of japan
University of California Press, 1974
 Buku Teks