| APA | NNEK. (2012, February 16). In Acronym Geek. Retrieved 23:27, February 16, 2012, from http://www.acronymgeek.com/NNEK |
| MLA | "NNEK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/NNEK>. |
| MHRA | 'NNEK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/NNEK> [accessed 16 February 2012] |
| Chicago | "NNEK", http://www.acronymgeek.com/NNEK (accessed February 16, 2012). |
| CBE/CSE | NNEK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/NNEK. |
| Bluebook | NNEK, http://www.acronymgeek.com/NNEK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NNEK, http://www.acronymgeek.com/NNEK (optional description here) (as of Feb. 16, 2012, 23:27). |
| AMA | NNEK. Acronym Geek. February 16, 2012, 23:27. Available at: http://www.acronymgeek.com/NNEK. Accessed February 16, 2012, 23:27. |