| APA | HDWI. (2012, February 15). In Acronym Geek. Retrieved 04:56, February 15, 2012, from http://www.acronymgeek.com/HDWI |
| MLA | "HDWI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HDWI>. |
| MHRA | 'HDWI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HDWI> [accessed 15 February 2012] |
| Chicago | "HDWI", http://www.acronymgeek.com/HDWI (accessed February 15, 2012). |
| CBE/CSE | HDWI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HDWI. |
| Bluebook | HDWI, http://www.acronymgeek.com/HDWI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HDWI, http://www.acronymgeek.com/HDWI (optional description here) (as of Feb. 15, 2012, 04:56). |
| AMA | HDWI. Acronym Geek. February 15, 2012, 04:56. Available at: http://www.acronymgeek.com/HDWI. Accessed February 15, 2012, 04:56. |