| APA | GI. (2012, February 9). In Acronym Geek. Retrieved 14:03, February 9, 2012, from http://www.acronymgeek.com/GI |
| MLA | "GI." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/GI>. |
| MHRA | 'GI', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/GI> [accessed 9 February 2012] |
| Chicago | "GI", http://www.acronymgeek.com/GI (accessed February 9, 2012). |
| CBE/CSE | GI [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/GI. |
| Bluebook | GI, http://www.acronymgeek.com/GI (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GI, http://www.acronymgeek.com/GI (optional description here) (as of Feb. 9, 2012, 14:03). |
| AMA | GI. Acronym Geek. February 9, 2012, 14:03. Available at: http://www.acronymgeek.com/GI. Accessed February 9, 2012, 14:03. |