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