| APA | DDTN. (2012, February 17). In Acronym Geek. Retrieved 07:10, February 17, 2012, from http://www.acronymgeek.com/DDTN |
| MLA | "DDTN." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/DDTN>. |
| MHRA | 'DDTN', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/DDTN> [accessed 17 February 2012] |
| Chicago | "DDTN", http://www.acronymgeek.com/DDTN (accessed February 17, 2012). |
| CBE/CSE | DDTN [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/DDTN. |
| Bluebook | DDTN, http://www.acronymgeek.com/DDTN (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DDTN, http://www.acronymgeek.com/DDTN (optional description here) (as of Feb. 17, 2012, 07:10). |
| AMA | DDTN. Acronym Geek. February 17, 2012, 07:10. Available at: http://www.acronymgeek.com/DDTN. Accessed February 17, 2012, 07:10. |