Yoga Soegomo
The comparison of the european democracies and the Pancasila democracy in Indonesia as a subject of democracy-research
Pustaka Kartini, 1986
 Buku Teks
Huang, Zongxian
A Comparison between Chinese and Western
China International Press, 2008
 Buku Teks
Friedrich, Carl J.
The Impact of American constitutionalism abroad
Boston University Press, 1967
 Buku Teks
Murphy, Walter F.
Constitutional democracy : creating and maintaining a just political order
The John Hopkins University Press, 2007
 Buku Teks
Osgood, Robert Endicott
Limited war revisited
Westview Press, 1979
 Buku Teks