| APA | OEDH. (2012, February 17). In Acronym Geek. Retrieved 00:37, February 17, 2012, from http://www.acronymgeek.com/OEDH |
| MLA | "OEDH." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/OEDH>. |
| MHRA | 'OEDH', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/OEDH> [accessed 17 February 2012] |
| Chicago | "OEDH", http://www.acronymgeek.com/OEDH (accessed February 17, 2012). |
| CBE/CSE | OEDH [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/OEDH. |
| Bluebook | OEDH, http://www.acronymgeek.com/OEDH (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OEDH, http://www.acronymgeek.com/OEDH (optional description here) (as of Feb. 17, 2012, 00:37). |
| AMA | OEDH. Acronym Geek. February 17, 2012, 00:37. Available at: http://www.acronymgeek.com/OEDH. Accessed February 17, 2012, 00:37. |