Congressional Quarterly Inc. (1982). Powers of Congress (2nd ed.). Congressional Quarterly, Inc..
Cita Chicago (17th ed.)Congressional Quarterly Inc. Powers of Congress. 2nd ed. [Washington, D.C.]: Congressional Quarterly, Inc., 1982.
Cita MLA (8th ed.)Congressional Quarterly Inc. Powers of Congress. 2nd ed. Congressional Quarterly, Inc., 1982.
Atenció: Aquestes cites poden no estar 100% correctes.