Cita APA (7a ed.)

Brogan, C., & Smith, J. (2009). Trust agents: Using the web to build influence, improve reputation, and earn trust (1st edition.). Wiley.

Cita Chicago Style (17a ed.)

Brogan, Chris, y Julien Smith. Trust Agents: Using the Web to Build Influence, Improve Reputation, and Earn Trust. 1st edition. Hoboken, New Jersey: Wiley, 2009.

Cita MLA (9a ed.)

Brogan, Chris, y Julien Smith. Trust Agents: Using the Web to Build Influence, Improve Reputation, and Earn Trust. 1st edition. Wiley, 2009.