| APA | XOL. (2012, February 14). In Acronym Geek. Retrieved 04:01, February 14, 2012, from http://www.acronymgeek.com/XOL |
| MLA | "XOL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/XOL>. |
| MHRA | 'XOL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/XOL> [accessed 14 February 2012] |
| Chicago | "XOL", http://www.acronymgeek.com/XOL (accessed February 14, 2012). |
| CBE/CSE | XOL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/XOL. |
| Bluebook | XOL, http://www.acronymgeek.com/XOL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XOL, http://www.acronymgeek.com/XOL (optional description here) (as of Feb. 14, 2012, 04:01). |
| AMA | XOL. Acronym Geek. February 14, 2012, 04:01. Available at: http://www.acronymgeek.com/XOL. Accessed February 14, 2012, 04:01. |