| APA | TTDZ. (2012, February 16). In Acronym Geek. Retrieved 03:44, February 16, 2012, from http://www.acronymgeek.com/TTDZ |
| MLA | "TTDZ." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/TTDZ>. |
| MHRA | 'TTDZ', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/TTDZ> [accessed 16 February 2012] |
| Chicago | "TTDZ", http://www.acronymgeek.com/TTDZ (accessed February 16, 2012). |
| CBE/CSE | TTDZ [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/TTDZ. |
| Bluebook | TTDZ, http://www.acronymgeek.com/TTDZ (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TTDZ, http://www.acronymgeek.com/TTDZ (optional description here) (as of Feb. 16, 2012, 03:44). |
| AMA | TTDZ. Acronym Geek. February 16, 2012, 03:44. Available at: http://www.acronymgeek.com/TTDZ. Accessed February 16, 2012, 03:44. |