Here are a few suggested books for you. You'll find many more in the Library Catalog.
The Blackwell Encyclopedia of Social Psychology by 
Everyone's a Winner: Life in Our Congratulatory Culture by 
Join the Club: How Peer Pressure Can Transform the World by 
The Power of Habit: Why We Do What We Do in Life and Business by 
The Tipping Point: How Little Things Can Make a Big Difference by 
The True Believer: Thoughts on the Nature of Mass Movements by Call numbers:
| Subject Headings: | To narrow your search, add one of these: |
|---|---|
| Social Psychology | -- Communication |
| Psychology | -- Social interaction within groups |
| -- Social interaction between groups | |
| -- Relation of individual to society | |
| -- Social role | |
| -- Social dysfunction | |
| -- Conflict and conflict resolution | |
| -- Social norms | |
| -- Human ecology | |
| For more specific sources, add one of these: | |
| -- Experiments | |
| -- Research | |
| -- Statistics | |
| -- Data sets | |
| -- Case studies |
