| APA | XPIA. (2012, February 15). In Acronym Geek. Retrieved 17:22, February 15, 2012, from http://www.acronymgeek.com/XPIA |
| MLA | "XPIA." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/XPIA>. |
| MHRA | 'XPIA', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/XPIA> [accessed 15 February 2012] |
| Chicago | "XPIA", http://www.acronymgeek.com/XPIA (accessed February 15, 2012). |
| CBE/CSE | XPIA [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/XPIA. |
| Bluebook | XPIA, http://www.acronymgeek.com/XPIA (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XPIA, http://www.acronymgeek.com/XPIA (optional description here) (as of Feb. 15, 2012, 17:22). |
| AMA | XPIA. Acronym Geek. February 15, 2012, 17:22. Available at: http://www.acronymgeek.com/XPIA. Accessed February 15, 2012, 17:22. |