On the Web: Specialized Sites
Federal Union. Est. 1938 to campaign for federalism in the United Kingdom, Europe & the World.
In the Library: Non-Fiction Books
Heater, Derek. World Citizenship & Government (NY: Macmillan, 1996).
Kerr, P. Pacifism is Not Enough (London: Lothian Foundation, 1990).
Segesvary, Victor. World State, Nation States, or Non-Centralized Institutions? A Vision of the Future in Politics (Lanham MD: University Press, 2003).
Van Doren, Carl. The Great Rehearsal  (?: Greenwood, 1982).