| APA | ENAA. (2012, February 11). In Acronym Geek. Retrieved 19:59, February 11, 2012, from http://www.acronymgeek.com/ENAA |
| MLA | "ENAA." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/ENAA>. |
| MHRA | 'ENAA', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/ENAA> [accessed 11 February 2012] |
| Chicago | "ENAA", http://www.acronymgeek.com/ENAA (accessed February 11, 2012). |
| CBE/CSE | ENAA [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/ENAA. |
| Bluebook | ENAA, http://www.acronymgeek.com/ENAA (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ENAA, http://www.acronymgeek.com/ENAA (optional description here) (as of Feb. 11, 2012, 19:59). |
| AMA | ENAA. Acronym Geek. February 11, 2012, 19:59. Available at: http://www.acronymgeek.com/ENAA. Accessed February 11, 2012, 19:59. |