| APA | XHP. (2012, February 14). In Acronym Geek. Retrieved 19:15, February 14, 2012, from http://www.acronymgeek.com/XHP |
| MLA | "XHP." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/XHP>. |
| MHRA | 'XHP', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/XHP> [accessed 14 February 2012] |
| Chicago | "XHP", http://www.acronymgeek.com/XHP (accessed February 14, 2012). |
| CBE/CSE | XHP [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/XHP. |
| Bluebook | XHP, http://www.acronymgeek.com/XHP (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XHP, http://www.acronymgeek.com/XHP (optional description here) (as of Feb. 14, 2012, 19:15). |
| AMA | XHP. Acronym Geek. February 14, 2012, 19:15. Available at: http://www.acronymgeek.com/XHP. Accessed February 14, 2012, 19:15. |