APA-referens (7:e uppl.)
Green, J. A. (2009). Drupal 6 content administration: Maintain, add, and edit the content of your Drupal site with ease. PACKT Publishing.
Chicago-referens (17:e uppl.)
Green, J. Ayen. Drupal 6 Content Administration: Maintain, Add, and Edit the Content of Your Drupal Site with Ease. Birmingham, U.K.: PACKT Publishing, 2009.
MLA-referens (9:e uppl.)
Green, J. Ayen. Drupal 6 Content Administration: Maintain, Add, and Edit the Content of Your Drupal Site with Ease. PACKT Publishing, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.