APA-ийн эшлэл(7 дахь хэвлэлт)

David, M. (2011). WordPress 3 search engine optimization: Optimize your Website for popularity with search engines. Packt Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

David, Michael. WordPress 3 Search Engine Optimization: Optimize Your Website for Popularity with Search Engines. Olton, Birmingham: Packt Pub., 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

David, Michael. WordPress 3 Search Engine Optimization: Optimize Your Website for Popularity with Search Engines. Packt Pub., 2011.