Graf, H. (2008). Building websites with Joomla! 1.5: The best-selling Joomla! tutorial guide updated for the final release. Packt.
芝加哥风格引文Graf, Hagen. Building Websites with Joomla! 1.5: The Best-selling Joomla! Tutorial Guide Updated for the Final Release. Birmingham, [England]: Packt, 2008.
MLA引文Graf, Hagen. Building Websites with Joomla! 1.5: The Best-selling Joomla! Tutorial Guide Updated for the Final Release. Packt, 2008.
警告：这些引文格式不一定是100％准确.