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The United States and Puerto Rico : decolonization options and prospects
Perusse, Roland I., (1987)
Mexico-United States relations
Kaufman Purcell, Susan, (1981)
The fiscal crisis of the states : lessons for the future
Gold, Steven D., (1995)
State and local government
Zimmerman, Joseph Francis, (1962)
The silence of Congress : state taxation of interstate commerce
Zimmerman, Joseph Francis, (2007)
The silent revolution : federal preemption
Zimmerman, Joseph Francis, (1988)