APA (7th ed.) Citation

Congressional Quarterly, inc, & ProQuest (Firm). (2010). American political leaders, 1789-2009. CQ Press.

Chicago Style (17th ed.) Citation

Congressional Quarterly, inc, and ProQuest (Firm). American Political Leaders, 1789-2009. Washington, DC: CQ Press, 2010.

MLA (9th ed.) Citation

Congressional Quarterly, inc, and ProQuest (Firm). American Political Leaders, 1789-2009. CQ Press, 2010.

Warning: These citations may not always be 100% accurate.