| APA | X. (2012, February 9). In Acronym Geek. Retrieved 16:14, February 9, 2012, from http://www.acronymgeek.com/X |
| MLA | "X." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/X>. |
| MHRA | 'X', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/X> [accessed 9 February 2012] |
| Chicago | "X", http://www.acronymgeek.com/X (accessed February 9, 2012). |
| CBE/CSE | X [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/X. |
| Bluebook | X, http://www.acronymgeek.com/X (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, X, http://www.acronymgeek.com/X (optional description here) (as of Feb. 9, 2012, 16:14). |
| AMA | X. Acronym Geek. February 9, 2012, 16:14. Available at: http://www.acronymgeek.com/X. Accessed February 9, 2012, 16:14. |