| APA | UDDC. (2012, February 15). In Acronym Geek. Retrieved 20:19, February 15, 2012, from http://www.acronymgeek.com/UDDC |
| MLA | "UDDC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/UDDC>. |
| MHRA | 'UDDC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/UDDC> [accessed 15 February 2012] |
| Chicago | "UDDC", http://www.acronymgeek.com/UDDC (accessed February 15, 2012). |
| CBE/CSE | UDDC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/UDDC. |
| Bluebook | UDDC, http://www.acronymgeek.com/UDDC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UDDC, http://www.acronymgeek.com/UDDC (optional description here) (as of Feb. 15, 2012, 20:19). |
| AMA | UDDC. Acronym Geek. February 15, 2012, 20:19. Available at: http://www.acronymgeek.com/UDDC. Accessed February 15, 2012, 20:19. |