| APA | TTDS. (2012, February 16). In Acronym Geek. Retrieved 23:43, February 16, 2012, from http://www.acronymgeek.com/TTDS |
| MLA | "TTDS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/TTDS>. |
| MHRA | 'TTDS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/TTDS> [accessed 16 February 2012] |
| Chicago | "TTDS", http://www.acronymgeek.com/TTDS (accessed February 16, 2012). |
| CBE/CSE | TTDS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/TTDS. |
| Bluebook | TTDS, http://www.acronymgeek.com/TTDS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TTDS, http://www.acronymgeek.com/TTDS (optional description here) (as of Feb. 16, 2012, 23:43). |
| AMA | TTDS. Acronym Geek. February 16, 2012, 23:43. Available at: http://www.acronymgeek.com/TTDS. Accessed February 16, 2012, 23:43. |