| APA | UBDD. (2012, February 14). In Acronym Geek. Retrieved 15:40, February 14, 2012, from http://www.acronymgeek.com/UBDD |
| MLA | "UBDD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/UBDD>. |
| MHRA | 'UBDD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/UBDD> [accessed 14 February 2012] |
| Chicago | "UBDD", http://www.acronymgeek.com/UBDD (accessed February 14, 2012). |
| CBE/CSE | UBDD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/UBDD. |
| Bluebook | UBDD, http://www.acronymgeek.com/UBDD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UBDD, http://www.acronymgeek.com/UBDD (optional description here) (as of Feb. 14, 2012, 15:40). |
| AMA | UBDD. Acronym Geek. February 14, 2012, 15:40. Available at: http://www.acronymgeek.com/UBDD. Accessed February 14, 2012, 15:40. |