APA (7th ed.) Citation

Severdia, R., Gress, J., & Ozimek, R. (2014). Using Joomla! (Second edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Severdia, Ron, Jennifer Gress, and Ryan Ozimek. Using Joomla! Second edition. Sebastopol, California: O'Reilly, 2014.

MLA (9th ed.) Citation

Severdia, Ron, et al. Using Joomla! Second edition. O'Reilly, 2014.