| APA | XAC. (2012, February 14). In Acronym Geek. Retrieved 02:23, February 14, 2012, from http://www.acronymgeek.com/XAC |
| MLA | "XAC." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/XAC>. |
| MHRA | 'XAC', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/XAC> [accessed 14 February 2012] |
| Chicago | "XAC", http://www.acronymgeek.com/XAC (accessed February 14, 2012). |
| CBE/CSE | XAC [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/XAC. |
| Bluebook | XAC, http://www.acronymgeek.com/XAC (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XAC, http://www.acronymgeek.com/XAC (optional description here) (as of Feb. 14, 2012, 02:23). |
| AMA | XAC. Acronym Geek. February 14, 2012, 02:23. Available at: http://www.acronymgeek.com/XAC. Accessed February 14, 2012, 02:23. |