Cita APA (7a ed.)

Knaddison, G. J. (2009). Cracking Drupal: A drop in the bucket. Wiley.

Cita Chicago Style (17a ed.)

Knaddison, Greg James. Cracking Drupal: A Drop in the Bucket. Indianapolis (Indiana): Wiley, 2009.

Cita MLA (9a ed.)

Knaddison, Greg James. Cracking Drupal: A Drop in the Bucket. Wiley, 2009.