Shreves, R. T. (2011). Drupal 7 bible. Wiley.
Chicago Style (17th ed.) CitationShreves, Richard T. Drupal 7 Bible. Indianapolis, Ind: Wiley, 2011.
MLA (9th ed.) CitationShreves, Richard T. Drupal 7 Bible. Wiley, 2011.
Warning: These citations may not always be 100% accurate.