| APA | 5X. (2012, February 10). In Acronym Geek. Retrieved 09:39, February 10, 2012, from http://www.acronymgeek.com/5X |
| MLA | "5X." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/5X>. |
| MHRA | '5X', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/5X> [accessed 10 February 2012] |
| Chicago | "5X", http://www.acronymgeek.com/5X (accessed February 10, 2012). |
| CBE/CSE | 5X [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/5X. |
| Bluebook | 5X, http://www.acronymgeek.com/5X (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 5X, http://www.acronymgeek.com/5X (optional description here) (as of Feb. 10, 2012, 09:39). |
| AMA | 5X. Acronym Geek. February 10, 2012, 09:39. Available at: http://www.acronymgeek.com/5X. Accessed February 10, 2012, 09:39. |