| APA | EKPN. (2012, February 16). In Acronym Geek. Retrieved 16:14, February 16, 2012, from http://www.acronymgeek.com/EKPN |
| MLA | "EKPN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EKPN>. |
| MHRA | 'EKPN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EKPN> [accessed 16 February 2012] |
| Chicago | "EKPN", http://www.acronymgeek.com/EKPN (accessed February 16, 2012). |
| CBE/CSE | EKPN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EKPN. |
| Bluebook | EKPN, http://www.acronymgeek.com/EKPN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EKPN, http://www.acronymgeek.com/EKPN (optional description here) (as of Feb. 16, 2012, 16:14). |
| AMA | EKPN. Acronym Geek. February 16, 2012, 16:14. Available at: http://www.acronymgeek.com/EKPN. Accessed February 16, 2012, 16:14. |