| APA | UDRH. (2012, February 14). In Acronym Geek. Retrieved 19:06, February 14, 2012, from http://www.acronymgeek.com/UDRH |
| MLA | "UDRH." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/UDRH>. |
| MHRA | 'UDRH', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/UDRH> [accessed 14 February 2012] |
| Chicago | "UDRH", http://www.acronymgeek.com/UDRH (accessed February 14, 2012). |
| CBE/CSE | UDRH [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/UDRH. |
| Bluebook | UDRH, http://www.acronymgeek.com/UDRH (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UDRH, http://www.acronymgeek.com/UDRH (optional description here) (as of Feb. 14, 2012, 19:06). |
| AMA | UDRH. Acronym Geek. February 14, 2012, 19:06. Available at: http://www.acronymgeek.com/UDRH. Accessed February 14, 2012, 19:06. |