| APA | UDHG. (2012, February 16). In Acronym Geek. Retrieved 16:07, February 16, 2012, from http://www.acronymgeek.com/UDHG |
| MLA | "UDHG." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/UDHG>. |
| MHRA | 'UDHG', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/UDHG> [accessed 16 February 2012] |
| Chicago | "UDHG", http://www.acronymgeek.com/UDHG (accessed February 16, 2012). |
| CBE/CSE | UDHG [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/UDHG. |
| Bluebook | UDHG, http://www.acronymgeek.com/UDHG (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UDHG, http://www.acronymgeek.com/UDHG (optional description here) (as of Feb. 16, 2012, 16:07). |
| AMA | UDHG. Acronym Geek. February 16, 2012, 16:07. Available at: http://www.acronymgeek.com/UDHG. Accessed February 16, 2012, 16:07. |