Παραπομπή σε μορφή APA (7η εκδ.)
Shreves, R. (2012). Joomla! search engine optimization: Drive people to your site with this supercharged guide to Joomla! and search engine optimization. Packt Pub..
Παραπομπή σε μορφή Chicago (17η εκδ.)
Shreves, Ric. Joomla! Search Engine Optimization: Drive People to Your Site with This Supercharged Guide to Joomla! and Search Engine Optimization. Birmingham: Packt Pub., 2012.
Παραπομπή σε μορφή MLA (9th εκδ.)
Shreves, Ric. Joomla! Search Engine Optimization: Drive People to Your Site with This Supercharged Guide to Joomla! and Search Engine Optimization. Packt Pub., 2012.
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