| APA | HNEC. (2012, February 16). In Acronym Geek. Retrieved 00:16, February 16, 2012, from http://www.acronymgeek.com/HNEC |
| MLA | "HNEC." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HNEC>. |
| MHRA | 'HNEC', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HNEC> [accessed 16 February 2012] |
| Chicago | "HNEC", http://www.acronymgeek.com/HNEC (accessed February 16, 2012). |
| CBE/CSE | HNEC [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HNEC. |
| Bluebook | HNEC, http://www.acronymgeek.com/HNEC (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HNEC, http://www.acronymgeek.com/HNEC (optional description here) (as of Feb. 16, 2012, 00:16). |
| AMA | HNEC. Acronym Geek. February 16, 2012, 00:16. Available at: http://www.acronymgeek.com/HNEC. Accessed February 16, 2012, 00:16. |