APA-ийн эшлэл(7 дахь хэвлэлт)

Costello, C., & Sharma, M. (2012). Elgg 1.8 social networking: Create, customize, and deploy your very own social networking site with Elgg (2nd ed.). Packt Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Costello, Cash, ба Mayank Sharma. Elgg 1.8 Social Networking: Create, Customize, and Deploy Your Very Own Social Networking Site with Elgg. 2nd ed. Birmingham, U.K.: Packt Pub., 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Costello, Cash, ба Mayank Sharma. Elgg 1.8 Social Networking: Create, Customize, and Deploy Your Very Own Social Networking Site with Elgg. 2nd ed. Packt Pub., 2012.