| APA | XKCL. (2012, February 15). In Acronym Geek. Retrieved 05:27, February 15, 2012, from http://www.acronymgeek.com/XKCL |
| MLA | "XKCL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/XKCL>. |
| MHRA | 'XKCL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/XKCL> [accessed 15 February 2012] |
| Chicago | "XKCL", http://www.acronymgeek.com/XKCL (accessed February 15, 2012). |
| CBE/CSE | XKCL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/XKCL. |
| Bluebook | XKCL, http://www.acronymgeek.com/XKCL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XKCL, http://www.acronymgeek.com/XKCL (optional description here) (as of Feb. 15, 2012, 05:27). |
| AMA | XKCL. Acronym Geek. February 15, 2012, 05:27. Available at: http://www.acronymgeek.com/XKCL. Accessed February 15, 2012, 05:27. |