O'Connor, K. O., & Sabato, L. (2005). The essentials of American government: Continuity and change (2004 election update edition.). Longman.
Style de citation Chicago (17e éd.)O'Connor, Karen O., et Larry Sabato. The Essentials of American Government: Continuity and Change. 2004 election update edition. New York: Longman, 2005.
Style de citation MLA (9e éd.)O'Connor, Karen O., et Larry Sabato. The Essentials of American Government: Continuity and Change. 2004 election update edition. Longman, 2005.
Attention : ces citations peuvent ne pas être correctes à 100%.