| APA | EPKI. (2012, February 14). In Acronym Geek. Retrieved 19:51, February 14, 2012, from http://www.acronymgeek.com/EPKI |
| MLA | "EPKI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/EPKI>. |
| MHRA | 'EPKI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/EPKI> [accessed 14 February 2012] |
| Chicago | "EPKI", http://www.acronymgeek.com/EPKI (accessed February 14, 2012). |
| CBE/CSE | EPKI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/EPKI. |
| Bluebook | EPKI, http://www.acronymgeek.com/EPKI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EPKI, http://www.acronymgeek.com/EPKI (optional description here) (as of Feb. 14, 2012, 19:51). |
| AMA | EPKI. Acronym Geek. February 14, 2012, 19:51. Available at: http://www.acronymgeek.com/EPKI. Accessed February 14, 2012, 19:51. |