| APA | XKFX. (2012, February 14). In Acronym Geek. Retrieved 17:19, February 14, 2012, from http://www.acronymgeek.com/XKFX |
| MLA | "XKFX." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/XKFX>. |
| MHRA | 'XKFX', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/XKFX> [accessed 14 February 2012] |
| Chicago | "XKFX", http://www.acronymgeek.com/XKFX (accessed February 14, 2012). |
| CBE/CSE | XKFX [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/XKFX. |
| Bluebook | XKFX, http://www.acronymgeek.com/XKFX (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XKFX, http://www.acronymgeek.com/XKFX (optional description here) (as of Feb. 14, 2012, 17:19). |
| AMA | XKFX. Acronym Geek. February 14, 2012, 17:19. Available at: http://www.acronymgeek.com/XKFX. Accessed February 14, 2012, 17:19. |