| APA | EHAD. (2012, February 15). In Acronym Geek. Retrieved 09:19, February 15, 2012, from http://www.acronymgeek.com/EHAD |
| MLA | "EHAD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EHAD>. |
| MHRA | 'EHAD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EHAD> [accessed 15 February 2012] |
| Chicago | "EHAD", http://www.acronymgeek.com/EHAD (accessed February 15, 2012). |
| CBE/CSE | EHAD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EHAD. |
| Bluebook | EHAD, http://www.acronymgeek.com/EHAD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EHAD, http://www.acronymgeek.com/EHAD (optional description here) (as of Feb. 15, 2012, 09:19). |
| AMA | EHAD. Acronym Geek. February 15, 2012, 09:19. Available at: http://www.acronymgeek.com/EHAD. Accessed February 15, 2012, 09:19. |