ebrary, Inc, Magaña, A., & Whitehead, M. (2010). Implementing SugarCRM 5.x: Install, configure, and administer a robust customer relationship management system using SugarCRM. Packt Pub. Ltd..
芝加哥风格引文ebrary, Inc, Angel Magaña, 与 Michael Whitehead. Implementing SugarCRM 5.x: Install, Configure, and Administer a Robust Customer Relationship Management System Using SugarCRM. Olton Birmingham [England]: Packt Pub. Ltd., 2010.
MLA引文ebrary, Inc, et al. Implementing SugarCRM 5.x: Install, Configure, and Administer a Robust Customer Relationship Management System Using SugarCRM. Packt Pub. Ltd., 2010.
警告：这些引文格式不一定是100％准确.