| APA | TTDE. (2012, February 17). In Acronym Geek. Retrieved 03:15, February 17, 2012, from http://www.acronymgeek.com/TTDE |
| MLA | "TTDE." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/TTDE>. |
| MHRA | 'TTDE', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/TTDE> [accessed 17 February 2012] |
| Chicago | "TTDE", http://www.acronymgeek.com/TTDE (accessed February 17, 2012). |
| CBE/CSE | TTDE [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/TTDE. |
| Bluebook | TTDE, http://www.acronymgeek.com/TTDE (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TTDE, http://www.acronymgeek.com/TTDE (optional description here) (as of Feb. 17, 2012, 03:15). |
| AMA | TTDE. Acronym Geek. February 17, 2012, 03:15. Available at: http://www.acronymgeek.com/TTDE. Accessed February 17, 2012, 03:15. |