Noble, M., Doucette, A., Myburgh, D., & Singh, G. (2008). Drupal 6 site builder solutions: Build powerful web site features for your business and connect to your customers through blogs, product catalogs, newsletters, and maps. Packt Publishing Ltd..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Noble, Mark, Alan Doucette, Dave Myburgh, و G. Singh. Drupal 6 Site Builder Solutions: Build Powerful Web Site Features for Your Business and Connect to Your Customers Through Blogs, Product Catalogs, Newsletters, and Maps. Birmingham, U.K.: Packt Publishing Ltd., 2008.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Noble, Mark, et al. Drupal 6 Site Builder Solutions: Build Powerful Web Site Features for Your Business and Connect to Your Customers Through Blogs, Product Catalogs, Newsletters, and Maps. Packt Publishing Ltd., 2008.