Cita APA (7th ed.)
Madel, K. (2012). Drupal 7 development by example: Beginners guide : follow the creation of a Drupal website to learn, by example, the key concepts of Drupal 7 development and HTML 5. Packt Pub..
Cita Chicago (17th ed.)
Madel, Kurt. Drupal 7 Development by Example: Beginners Guide : Follow the Creation of a Drupal Website to Learn, by Example, the Key Concepts of Drupal 7 Development and HTML 5. Olton, Birmingham [England]: Packt Pub., 2012.
Cita MLA (9th ed.)
Madel, Kurt. Drupal 7 Development by Example: Beginners Guide : Follow the Creation of a Drupal Website to Learn, by Example, the Key Concepts of Drupal 7 Development and HTML 5. Packt Pub., 2012.
Atenció: Aquestes cites poden no estar 100% correctes.