| APA | TDT. (2012, February 9). In Acronym Geek. Retrieved 19:30, February 9, 2012, from http://www.acronymgeek.com/TDT |
| MLA | "TDT." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/TDT>. |
| MHRA | 'TDT', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/TDT> [accessed 9 February 2012] |
| Chicago | "TDT", http://www.acronymgeek.com/TDT (accessed February 9, 2012). |
| CBE/CSE | TDT [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/TDT. |
| Bluebook | TDT, http://www.acronymgeek.com/TDT (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TDT, http://www.acronymgeek.com/TDT (optional description here) (as of Feb. 9, 2012, 19:30). |
| AMA | TDT. Acronym Geek. February 9, 2012, 19:30. Available at: http://www.acronymgeek.com/TDT. Accessed February 9, 2012, 19:30. |