| APA | TDTF. (2012, February 14). In Acronym Geek. Retrieved 21:15, February 14, 2012, from http://www.acronymgeek.com/TDTF |
| MLA | "TDTF." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/TDTF>. |
| MHRA | 'TDTF', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/TDTF> [accessed 14 February 2012] |
| Chicago | "TDTF", http://www.acronymgeek.com/TDTF (accessed February 14, 2012). |
| CBE/CSE | TDTF [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/TDTF. |
| Bluebook | TDTF, http://www.acronymgeek.com/TDTF (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TDTF, http://www.acronymgeek.com/TDTF (optional description here) (as of Feb. 14, 2012, 21:15). |
| AMA | TDTF. Acronym Geek. February 14, 2012, 21:15. Available at: http://www.acronymgeek.com/TDTF. Accessed February 14, 2012, 21:15. |