APA-ийн эшлэл(7 дахь хэвлэлт)

Hansal, A., Weigl, M., & Bull, T. (2010). Oracle Siebel CRM 8 installation and management: Install, configure, and manage a robust customer relationship management system using Siebel CRM. Packt Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Hansal, Alexander, Michael Weigl, ба Tim Bull. Oracle Siebel CRM 8 Installation and Management: Install, Configure, and Manage a Robust Customer Relationship Management System Using Siebel CRM. Birmingham, U.K.: Packt Pub., 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Hansal, Alexander, et al. Oracle Siebel CRM 8 Installation and Management: Install, Configure, and Manage a Robust Customer Relationship Management System Using Siebel CRM. Packt Pub., 2010.