APA (7th ed.) Citation

Adams, P. (2012). Grouped: How small groups of friends are the key to influence on the social web. New Riders.

Chicago Style (17th ed.) Citation

Adams, Paul. Grouped: How Small Groups of Friends Are the Key to Influence on the Social Web. Berkeley, CA: New Riders, 2012.

MLA (9th ed.) Citation

Adams, Paul. Grouped: How Small Groups of Friends Are the Key to Influence on the Social Web. New Riders, 2012.