| APA | ENHD. (2012, February 15). In Acronym Geek. Retrieved 19:12, February 15, 2012, from http://www.acronymgeek.com/ENHD |
| MLA | "ENHD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ENHD>. |
| MHRA | 'ENHD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ENHD> [accessed 15 February 2012] |
| Chicago | "ENHD", http://www.acronymgeek.com/ENHD (accessed February 15, 2012). |
| CBE/CSE | ENHD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ENHD. |
| Bluebook | ENHD, http://www.acronymgeek.com/ENHD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ENHD, http://www.acronymgeek.com/ENHD (optional description here) (as of Feb. 15, 2012, 19:12). |
| AMA | ENHD. Acronym Geek. February 15, 2012, 19:12. Available at: http://www.acronymgeek.com/ENHD. Accessed February 15, 2012, 19:12. |