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Bach, Stanley. 1996. "The Daily Order of Business." In The Legislative Process on the Senate Floor: An Introduction. Report 91-520 RCO. Washington, D.C.: Congressional Research Service, Library of Congress.

Congressional Research Service, Library of Congress. 2001. Treaties and Other International Agreements: The Role of the United States Senate: A Study. Washington, D.C.: GPO.

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Wirls, Daniel and Stephen. 2003. The Invention of the United States Senate. Baltimore: Johns Hopkins Univ. Press.