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..
Chicago-čujuhus (17. p.)Costello, Cash, juo 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-čujuhus (9. p.)Costello, Cash, juo Mayank Sharma. Elgg 1.8 Social Networking: Create, Customize, and Deploy Your Very Own Social Networking Site with Elgg. 2nd ed. Packt Pub., 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.