Keefe, W. J. O. (1964). The American legislative process: Congress and the states. Prentice Hall.
Dyfyniad Arddull ChicagoKeefe, William J Ogul. The American Legislative Process: Congress and the States. New Jersey: Prentice Hall, 1964.
Dyfyniad MLAKeefe, William J Ogul. The American Legislative Process: Congress and the States. Prentice Hall, 1964.
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