Eaton, J., & Byron, A. (2011). What's new and cool with Drupal 7? O'Reilly.
Cita Chicago Style (17a ed.)Eaton, Jeff, y Angela Byron. What's New and Cool with Drupal 7? [Place of publication not identified]: O'Reilly, 2011.
Cita MLA (8a ed.)Eaton, Jeff, y Angela Byron. What's New and Cool with Drupal 7? O'Reilly, 2011.
Precaución: Estas citas no son 100% exactas.