| APA | UIDI. (2012, February 15). In Acronym Geek. Retrieved 20:24, February 15, 2012, from http://www.acronymgeek.com/UIDI |
| MLA | "UIDI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/UIDI>. |
| MHRA | 'UIDI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/UIDI> [accessed 15 February 2012] |
| Chicago | "UIDI", http://www.acronymgeek.com/UIDI (accessed February 15, 2012). |
| CBE/CSE | UIDI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/UIDI. |
| Bluebook | UIDI, http://www.acronymgeek.com/UIDI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UIDI, http://www.acronymgeek.com/UIDI (optional description here) (as of Feb. 15, 2012, 20:24). |
| AMA | UIDI. Acronym Geek. February 15, 2012, 20:24. Available at: http://www.acronymgeek.com/UIDI. Accessed February 15, 2012, 20:24. |