APA (7th ed.) Citation

Eaton, J., & Byron, A. (2011). What's new and cool with Drupal 7? O'Reilly.

Chicago Style (17th ed.) Citation

Eaton, Jeff, and Angela Byron. What's New and Cool with Drupal 7? [Place of publication not identified]: O'Reilly, 2011.

MLA (8th ed.) Citation

Eaton, Jeff, and Angela Byron. What's New and Cool with Drupal 7? O'Reilly, 2011.