Cita APA (7a ed.)

Riley, J. A. A. (2010). Social Media Directory 2011: The Ultimate Guide to Facebook, Twitter, and Linkedin Resources (1st edition.). Que.

Cita Chicago Style (17a ed.)

Riley, Jeffery A Author. Social Media Directory 2011: The Ultimate Guide to Facebook, Twitter, and Linkedin Resources. 1st edition. [Place of publication not identified]: Que, 2010.

Cita MLA (9a ed.)

Riley, Jeffery A Author. Social Media Directory 2011: The Ultimate Guide to Facebook, Twitter, and Linkedin Resources. 1st edition. Que, 2010.