Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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