| APA | NNFD. (2012, February 16). In Acronym Geek. Retrieved 10:05, February 16, 2012, from http://www.acronymgeek.com/NNFD |
| MLA | "NNFD." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/NNFD>. |
| MHRA | 'NNFD', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/NNFD> [accessed 16 February 2012] |
| Chicago | "NNFD", http://www.acronymgeek.com/NNFD (accessed February 16, 2012). |
| CBE/CSE | NNFD [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/NNFD. |
| Bluebook | NNFD, http://www.acronymgeek.com/NNFD (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NNFD, http://www.acronymgeek.com/NNFD (optional description here) (as of Feb. 16, 2012, 10:05). |
| AMA | NNFD. Acronym Geek. February 16, 2012, 10:05. Available at: http://www.acronymgeek.com/NNFD. Accessed February 16, 2012, 10:05. |