| APA | LDT. (2012, February 9). In Acronym Geek. Retrieved 19:10, February 9, 2012, from http://www.acronymgeek.com/LDT |
| MLA | "LDT." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/LDT>. |
| MHRA | 'LDT', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/LDT> [accessed 9 February 2012] |
| Chicago | "LDT", http://www.acronymgeek.com/LDT (accessed February 9, 2012). |
| CBE/CSE | LDT [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/LDT. |
| Bluebook | LDT, http://www.acronymgeek.com/LDT (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDT, http://www.acronymgeek.com/LDT (optional description here) (as of Feb. 9, 2012, 19:10). |
| AMA | LDT. Acronym Geek. February 9, 2012, 19:10. Available at: http://www.acronymgeek.com/LDT. Accessed February 9, 2012, 19:10. |