APA (7th ed.) Citation

Denny, V. (2012). Drupal 7 webform cookbook: Over 70 recipes for exploiting one of Drupal's more popular contributed modules. Packt Pub.

Chicago Style (17th ed.) Citation

Denny, Vernon. Drupal 7 Webform Cookbook: Over 70 Recipes for Exploiting One of Drupal's More Popular Contributed Modules. Birmingham, U.K: Packt Pub, 2012.

MLA (9th ed.) Citation

Denny, Vernon. Drupal 7 Webform Cookbook: Over 70 Recipes for Exploiting One of Drupal's More Popular Contributed Modules. Packt Pub, 2012.