| APA | XTAC. (2012, February 15). In Acronym Geek. Retrieved 01:55, February 15, 2012, from http://www.acronymgeek.com/XTAC |
| MLA | "XTAC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/XTAC>. |
| MHRA | 'XTAC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/XTAC> [accessed 15 February 2012] |
| Chicago | "XTAC", http://www.acronymgeek.com/XTAC (accessed February 15, 2012). |
| CBE/CSE | XTAC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/XTAC. |
| Bluebook | XTAC, http://www.acronymgeek.com/XTAC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XTAC, http://www.acronymgeek.com/XTAC (optional description here) (as of Feb. 15, 2012, 01:55). |
| AMA | XTAC. Acronym Geek. February 15, 2012, 01:55. Available at: http://www.acronymgeek.com/XTAC. Accessed February 15, 2012, 01:55. |