| APA | HDWS. (2012, February 16). In Acronym Geek. Retrieved 11:26, February 16, 2012, from http://www.acronymgeek.com/HDWS |
| MLA | "HDWS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HDWS>. |
| MHRA | 'HDWS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HDWS> [accessed 16 February 2012] |
| Chicago | "HDWS", http://www.acronymgeek.com/HDWS (accessed February 16, 2012). |
| CBE/CSE | HDWS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HDWS. |
| Bluebook | HDWS, http://www.acronymgeek.com/HDWS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HDWS, http://www.acronymgeek.com/HDWS (optional description here) (as of Feb. 16, 2012, 11:26). |
| AMA | HDWS. Acronym Geek. February 16, 2012, 11:26. Available at: http://www.acronymgeek.com/HDWS. Accessed February 16, 2012, 11:26. |