| APA | XPDI. (2012, February 16). In Acronym Geek. Retrieved 23:58, February 16, 2012, from http://www.acronymgeek.com/XPDI |
| MLA | "XPDI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/XPDI>. |
| MHRA | 'XPDI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/XPDI> [accessed 16 February 2012] |
| Chicago | "XPDI", http://www.acronymgeek.com/XPDI (accessed February 16, 2012). |
| CBE/CSE | XPDI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/XPDI. |
| Bluebook | XPDI, http://www.acronymgeek.com/XPDI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XPDI, http://www.acronymgeek.com/XPDI (optional description here) (as of Feb. 16, 2012, 23:58). |
| AMA | XPDI. Acronym Geek. February 16, 2012, 23:58. Available at: http://www.acronymgeek.com/XPDI. Accessed February 16, 2012, 23:58. |