1. Bowker News Release, 2004. U.S. book production soars to 175,000 new titles in 2003; Trade up, University presses down; http://www.bowker.com/press/2004_0527_bowker.htm.
2. The use of extrinsic cues to facilitate product adoption;Bearden;Journal of Marketing Research,1982
3. Affect, cognition, and prosocial behavior;Bierhoff,1988
4. Mood and memory;Bower;American Psychologist,1981
5. The effects of ad claims and ad context on attitude toward the advertisement;Burton;Journal of Advertising,1988