| APA | D.N. (2012, February 15). In Acronym Geek. Retrieved 03:26, February 15, 2012, from http://www.acronymgeek.com/D.N |
| MLA | "D.N." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/D.N>. |
| MHRA | 'D.N', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/D.N> [accessed 15 February 2012] |
| Chicago | "D.N", http://www.acronymgeek.com/D.N (accessed February 15, 2012). |
| CBE/CSE | D.N [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/D.N. |
| Bluebook | D.N, http://www.acronymgeek.com/D.N (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, D.N, http://www.acronymgeek.com/D.N (optional description here) (as of Feb. 15, 2012, 03:26). |
| AMA | D.N. Acronym Geek. February 15, 2012, 03:26. Available at: http://www.acronymgeek.com/D.N. Accessed February 15, 2012, 03:26. |