APA (7th ed.) Citation

O'Connor lhKaren & Sabato. The Essentials of American government: Continuity and change (3rd.ed.).

Chicago Style (17th ed.) Citation

O'Connor lhKaren and Sabato. The Essentials of American Government: Continuity and Change. 3rd.ed. London lbAllyn and Bacon lc1998.

MLA (9th ed.) Citation

O'Connor lhKaren and Sabato. The Essentials of American Government: Continuity and Change. 3rd.ed.

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