| APA | HDWW. (2012, February 15). In Acronym Geek. Retrieved 05:55, February 15, 2012, from http://www.acronymgeek.com/HDWW |
| MLA | "HDWW." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HDWW>. |
| MHRA | 'HDWW', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HDWW> [accessed 15 February 2012] |
| Chicago | "HDWW", http://www.acronymgeek.com/HDWW (accessed February 15, 2012). |
| CBE/CSE | HDWW [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HDWW. |
| Bluebook | HDWW, http://www.acronymgeek.com/HDWW (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HDWW, http://www.acronymgeek.com/HDWW (optional description here) (as of Feb. 15, 2012, 05:55). |
| AMA | HDWW. Acronym Geek. February 15, 2012, 05:55. Available at: http://www.acronymgeek.com/HDWW. Accessed February 15, 2012, 05:55. |