| APA | HXR. (2012, February 14). In Acronym Geek. Retrieved 02:07, February 14, 2012, from http://www.acronymgeek.com/HXR |
| MLA | "HXR." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HXR>. |
| MHRA | 'HXR', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HXR> [accessed 14 February 2012] |
| Chicago | "HXR", http://www.acronymgeek.com/HXR (accessed February 14, 2012). |
| CBE/CSE | HXR [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HXR. |
| Bluebook | HXR, http://www.acronymgeek.com/HXR (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HXR, http://www.acronymgeek.com/HXR (optional description here) (as of Feb. 14, 2012, 02:07). |
| AMA | HXR. Acronym Geek. February 14, 2012, 02:07. Available at: http://www.acronymgeek.com/HXR. Accessed February 14, 2012, 02:07. |