| APA | CIGI. (2012, February 15). In Acronym Geek. Retrieved 05:39, February 15, 2012, from http://www.acronymgeek.com/CIGI |
| MLA | "CIGI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/CIGI>. |
| MHRA | 'CIGI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/CIGI> [accessed 15 February 2012] |
| Chicago | "CIGI", http://www.acronymgeek.com/CIGI (accessed February 15, 2012). |
| CBE/CSE | CIGI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/CIGI. |
| Bluebook | CIGI, http://www.acronymgeek.com/CIGI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CIGI, http://www.acronymgeek.com/CIGI (optional description here) (as of Feb. 15, 2012, 05:39). |
| AMA | CIGI. Acronym Geek. February 15, 2012, 05:39. Available at: http://www.acronymgeek.com/CIGI. Accessed February 15, 2012, 05:39. |