| APA | TUDI. (2012, February 17). In Acronym Geek. Retrieved 08:18, February 17, 2012, from http://www.acronymgeek.com/TUDI |
| MLA | "TUDI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/TUDI>. |
| MHRA | 'TUDI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/TUDI> [accessed 17 February 2012] |
| Chicago | "TUDI", http://www.acronymgeek.com/TUDI (accessed February 17, 2012). |
| CBE/CSE | TUDI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/TUDI. |
| Bluebook | TUDI, http://www.acronymgeek.com/TUDI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TUDI, http://www.acronymgeek.com/TUDI (optional description here) (as of Feb. 17, 2012, 08:18). |
| AMA | TUDI. Acronym Geek. February 17, 2012, 08:18. Available at: http://www.acronymgeek.com/TUDI. Accessed February 17, 2012, 08:18. |