| APA | XP. (2012, February 11). In Acronym Geek. Retrieved 21:56, February 11, 2012, from http://www.acronymgeek.com/XP |
| MLA | "XP." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/XP>. |
| MHRA | 'XP', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/XP> [accessed 11 February 2012] |
| Chicago | "XP", http://www.acronymgeek.com/XP (accessed February 11, 2012). |
| CBE/CSE | XP [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/XP. |
| Bluebook | XP, http://www.acronymgeek.com/XP (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XP, http://www.acronymgeek.com/XP (optional description here) (as of Feb. 11, 2012, 21:56). |
| AMA | XP. Acronym Geek. February 11, 2012, 21:56. Available at: http://www.acronymgeek.com/XP. Accessed February 11, 2012, 21:56. |