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