Baker, R. K. (1989). House and senate. W. W. Norton & Co.
Cita Chicago (17th ed.)Baker, Ross K. House and Senate. New York: W. W. Norton & Co, 1989.
Cita MLA (9th ed.)Baker, Ross K. House and Senate. W. W. Norton & Co, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.