1. Balz , Dan. 2012 For Mitt Romney, Authenticity Remains an Issue Washington Post http://www.washingtonpost.com/politics/for-mitt-romney-authenticity-is-still-an-issue/2012/01/08/gIQAwuzRjP_story.html
2. Messages Received: The Political Impact of Media Exposure;Bartels;American Political Science Review,1993
3. Beyond the Running Tally: Partisan Bias in Political Perceptions;Bartels;Political Behavior,2002
4. The Meaning of Party Labels;Bastedo;Political Behavior,1980
5. Beinart , Peter 2012 Tough Chris Christie Convention Speech Articulates Paul Ryan's Message Daily Beast http://www.thedailybeast.com/articles/2012/08/29/tough-chris-christie-convention-speech-articulates-paul-ryan-s-message.html