Young, D. (2011). PHPList 2 e-mail campaign manager: Get to grips with the phpList e-mail announcement delivery system! Packt Pub. Ltd..
芝加哥风格引文Young, David. PHPList 2 E-mail Campaign Manager: Get to Grips with the PhpList E-mail Announcement Delivery System! Birmingham [England]: Packt Pub. Ltd., 2011.
MLA引文Young, David. PHPList 2 E-mail Campaign Manager: Get to Grips with the PhpList E-mail Announcement Delivery System! Packt Pub. Ltd., 2011.
警告：这些引文格式不一定是100％准确.