| APA | EHWD. (2012, February 11). In Acronym Geek. Retrieved 19:12, February 11, 2012, from http://www.acronymgeek.com/EHWD |
| MLA | "EHWD." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/EHWD>. |
| MHRA | 'EHWD', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/EHWD> [accessed 11 February 2012] |
| Chicago | "EHWD", http://www.acronymgeek.com/EHWD (accessed February 11, 2012). |
| CBE/CSE | EHWD [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/EHWD. |
| Bluebook | EHWD, http://www.acronymgeek.com/EHWD (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EHWD, http://www.acronymgeek.com/EHWD (optional description here) (as of Feb. 11, 2012, 19:12). |
| AMA | EHWD. Acronym Geek. February 11, 2012, 19:12. Available at: http://www.acronymgeek.com/EHWD. Accessed February 11, 2012, 19:12. |