| APA | CGI. (2012, February 7). In Acronym Geek. Retrieved 22:55, February 7, 2012, from http://www.acronymgeek.com/CGI |
| MLA | "CGI." Acronym Geek. (2012). Acronym Geek. 7 Feb 2012 <http://www.acronymgeek.com/CGI>. |
| MHRA | 'CGI', Acronym Geek, 7 February 2012, <http://www.acronymgeek.com/CGI> [accessed 7 February 2012] |
| Chicago | "CGI", http://www.acronymgeek.com/CGI (accessed February 7, 2012). |
| CBE/CSE | CGI [Internet]. Acronym Geek; 2012 Feb 7 [cited 2012 Feb 7]. Available from: http://www.acronymgeek.com/CGI. |
| Bluebook | CGI, http://www.acronymgeek.com/CGI (last visited February 7, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CGI, http://www.acronymgeek.com/CGI (optional description here) (as of Feb. 7, 2012, 22:55). |
| AMA | CGI. Acronym Geek. February 7, 2012, 22:55. Available at: http://www.acronymgeek.com/CGI. Accessed February 7, 2012, 22:55. |