| APA | HWX. (2012, February 13). In Acronym Geek. Retrieved 21:25, February 13, 2012, from http://www.acronymgeek.com/HWX |
| MLA | "HWX." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/HWX>. |
| MHRA | 'HWX', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/HWX> [accessed 13 February 2012] |
| Chicago | "HWX", http://www.acronymgeek.com/HWX (accessed February 13, 2012). |
| CBE/CSE | HWX [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/HWX. |
| Bluebook | HWX, http://www.acronymgeek.com/HWX (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HWX, http://www.acronymgeek.com/HWX (optional description here) (as of Feb. 13, 2012, 21:25). |
| AMA | HWX. Acronym Geek. February 13, 2012, 21:25. Available at: http://www.acronymgeek.com/HWX. Accessed February 13, 2012, 21:25. |