Mercer, D. (2008). Building powerful and robust websites with Drupal 6: Build your own professional blog, forum, portal or community website with Drupal 6. Packt.
Чикаго стиль цитування (17-те видання)Mercer, Dave. Building Powerful and Robust Websites with Drupal 6: Build Your Own Professional Blog, Forum, Portal or Community Website with Drupal 6. Birmingham, [England]: Packt, 2008.
Стиль цитування MLA (9-ме видання)Mercer, Dave. Building Powerful and Robust Websites with Drupal 6: Build Your Own Professional Blog, Forum, Portal or Community Website with Drupal 6. Packt, 2008.
Попередження: стилі цитування не завжди правильні на всі 100%.