| APA | ENYS. (2012, February 16). In Acronym Geek. Retrieved 22:21, February 16, 2012, from http://www.acronymgeek.com/ENYS |
| MLA | "ENYS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ENYS>. |
| MHRA | 'ENYS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ENYS> [accessed 16 February 2012] |
| Chicago | "ENYS", http://www.acronymgeek.com/ENYS (accessed February 16, 2012). |
| CBE/CSE | ENYS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ENYS. |
| Bluebook | ENYS, http://www.acronymgeek.com/ENYS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ENYS, http://www.acronymgeek.com/ENYS (optional description here) (as of Feb. 16, 2012, 22:21). |
| AMA | ENYS. Acronym Geek. February 16, 2012, 22:21. Available at: http://www.acronymgeek.com/ENYS. Accessed February 16, 2012, 22:21. |