| APA | TYDT. (2012, February 15). In Acronym Geek. Retrieved 10:55, February 15, 2012, from http://www.acronymgeek.com/TYDT |
| MLA | "TYDT." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/TYDT>. |
| MHRA | 'TYDT', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/TYDT> [accessed 15 February 2012] |
| Chicago | "TYDT", http://www.acronymgeek.com/TYDT (accessed February 15, 2012). |
| CBE/CSE | TYDT [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/TYDT. |
| Bluebook | TYDT, http://www.acronymgeek.com/TYDT (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TYDT, http://www.acronymgeek.com/TYDT (optional description here) (as of Feb. 15, 2012, 10:55). |
| AMA | TYDT. Acronym Geek. February 15, 2012, 10:55. Available at: http://www.acronymgeek.com/TYDT. Accessed February 15, 2012, 10:55. |