| APA | XOXO. (2012, February 15). In Acronym Geek. Retrieved 02:58, February 15, 2012, from http://www.acronymgeek.com/XOXO |
| MLA | "XOXO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/XOXO>. |
| MHRA | 'XOXO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/XOXO> [accessed 15 February 2012] |
| Chicago | "XOXO", http://www.acronymgeek.com/XOXO (accessed February 15, 2012). |
| CBE/CSE | XOXO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/XOXO. |
| Bluebook | XOXO, http://www.acronymgeek.com/XOXO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XOXO, http://www.acronymgeek.com/XOXO (optional description here) (as of Feb. 15, 2012, 02:58). |
| AMA | XOXO. Acronym Geek. February 15, 2012, 02:58. Available at: http://www.acronymgeek.com/XOXO. Accessed February 15, 2012, 02:58. |