| APA | XIG. (2012, February 11). In Acronym Geek. Retrieved 22:44, February 11, 2012, from http://www.acronymgeek.com/XIG |
| MLA | "XIG." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/XIG>. |
| MHRA | 'XIG', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/XIG> [accessed 11 February 2012] |
| Chicago | "XIG", http://www.acronymgeek.com/XIG (accessed February 11, 2012). |
| CBE/CSE | XIG [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/XIG. |
| Bluebook | XIG, http://www.acronymgeek.com/XIG (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XIG, http://www.acronymgeek.com/XIG (optional description here) (as of Feb. 11, 2012, 22:44). |
| AMA | XIG. Acronym Geek. February 11, 2012, 22:44. Available at: http://www.acronymgeek.com/XIG. Accessed February 11, 2012, 22:44. |