| APA | TDUN. (2012, February 15). In Acronym Geek. Retrieved 10:03, February 15, 2012, from http://www.acronymgeek.com/TDUN |
| MLA | "TDUN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/TDUN>. |
| MHRA | 'TDUN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/TDUN> [accessed 15 February 2012] |
| Chicago | "TDUN", http://www.acronymgeek.com/TDUN (accessed February 15, 2012). |
| CBE/CSE | TDUN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/TDUN. |
| Bluebook | TDUN, http://www.acronymgeek.com/TDUN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TDUN, http://www.acronymgeek.com/TDUN (optional description here) (as of Feb. 15, 2012, 10:03). |
| AMA | TDUN. Acronym Geek. February 15, 2012, 10:03. Available at: http://www.acronymgeek.com/TDUN. Accessed February 15, 2012, 10:03. |