David, M. (2011). WordPress 3 search engine optimization: Optimize your Website for popularity with search engines. Packt Pub..
Style de citation Chicago (17e éd.)David, Michael. WordPress 3 Search Engine Optimization: Optimize Your Website for Popularity with Search Engines. Olton, Birmingham: Packt Pub., 2011.
Style de citation MLA (9e éd.)David, Michael. WordPress 3 Search Engine Optimization: Optimize Your Website for Popularity with Search Engines. Packt Pub., 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.