| APA | OXX. (2012, February 11). In Acronym Geek. Retrieved 23:10, February 11, 2012, from http://www.acronymgeek.com/OXX |
| MLA | "OXX." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/OXX>. |
| MHRA | 'OXX', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/OXX> [accessed 11 February 2012] |
| Chicago | "OXX", http://www.acronymgeek.com/OXX (accessed February 11, 2012). |
| CBE/CSE | OXX [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/OXX. |
| Bluebook | OXX, http://www.acronymgeek.com/OXX (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OXX, http://www.acronymgeek.com/OXX (optional description here) (as of Feb. 11, 2012, 23:10). |
| AMA | OXX. Acronym Geek. February 11, 2012, 23:10. Available at: http://www.acronymgeek.com/OXX. Accessed February 11, 2012, 23:10. |