| APA | USXS. (2012, February 14). In Acronym Geek. Retrieved 08:16, February 14, 2012, from http://www.acronymgeek.com/USXS |
| MLA | "USXS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/USXS>. |
| MHRA | 'USXS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/USXS> [accessed 14 February 2012] |
| Chicago | "USXS", http://www.acronymgeek.com/USXS (accessed February 14, 2012). |
| CBE/CSE | USXS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/USXS. |
| Bluebook | USXS, http://www.acronymgeek.com/USXS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, USXS, http://www.acronymgeek.com/USXS (optional description here) (as of Feb. 14, 2012, 08:16). |
| AMA | USXS. Acronym Geek. February 14, 2012, 08:16. Available at: http://www.acronymgeek.com/USXS. Accessed February 14, 2012, 08:16. |