| APA | NDN. (2012, February 10). In Acronym Geek. Retrieved 11:09, February 10, 2012, from http://www.acronymgeek.com/NDN |
| MLA | "NDN." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/NDN>. |
| MHRA | 'NDN', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/NDN> [accessed 10 February 2012] |
| Chicago | "NDN", http://www.acronymgeek.com/NDN (accessed February 10, 2012). |
| CBE/CSE | NDN [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/NDN. |
| Bluebook | NDN, http://www.acronymgeek.com/NDN (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NDN, http://www.acronymgeek.com/NDN (optional description here) (as of Feb. 10, 2012, 11:09). |
| AMA | NDN. Acronym Geek. February 10, 2012, 11:09. Available at: http://www.acronymgeek.com/NDN. Accessed February 10, 2012, 11:09. |