| APA | XXP. (2012, February 14). In Acronym Geek. Retrieved 09:50, February 14, 2012, from http://www.acronymgeek.com/XXP |
| MLA | "XXP." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/XXP>. |
| MHRA | 'XXP', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/XXP> [accessed 14 February 2012] |
| Chicago | "XXP", http://www.acronymgeek.com/XXP (accessed February 14, 2012). |
| CBE/CSE | XXP [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/XXP. |
| Bluebook | XXP, http://www.acronymgeek.com/XXP (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XXP, http://www.acronymgeek.com/XXP (optional description here) (as of Feb. 14, 2012, 09:50). |
| AMA | XXP. Acronym Geek. February 14, 2012, 09:50. Available at: http://www.acronymgeek.com/XXP. Accessed February 14, 2012, 09:50. |