| APA | TDUA. (2012, February 16). In Acronym Geek. Retrieved 16:42, February 16, 2012, from http://www.acronymgeek.com/TDUA |
| MLA | "TDUA." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/TDUA>. |
| MHRA | 'TDUA', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/TDUA> [accessed 16 February 2012] |
| Chicago | "TDUA", http://www.acronymgeek.com/TDUA (accessed February 16, 2012). |
| CBE/CSE | TDUA [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/TDUA. |
| Bluebook | TDUA, http://www.acronymgeek.com/TDUA (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TDUA, http://www.acronymgeek.com/TDUA (optional description here) (as of Feb. 16, 2012, 16:42). |
| AMA | TDUA. Acronym Geek. February 16, 2012, 16:42. Available at: http://www.acronymgeek.com/TDUA. Accessed February 16, 2012, 16:42. |