| APA | EKH. (2012, February 11). In Acronym Geek. Retrieved 22:27, February 11, 2012, from http://www.acronymgeek.com/EKH |
| MLA | "EKH." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/EKH>. |
| MHRA | 'EKH', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/EKH> [accessed 11 February 2012] |
| Chicago | "EKH", http://www.acronymgeek.com/EKH (accessed February 11, 2012). |
| CBE/CSE | EKH [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/EKH. |
| Bluebook | EKH, http://www.acronymgeek.com/EKH (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EKH, http://www.acronymgeek.com/EKH (optional description here) (as of Feb. 11, 2012, 22:27). |
| AMA | EKH. Acronym Geek. February 11, 2012, 22:27. Available at: http://www.acronymgeek.com/EKH. Accessed February 11, 2012, 22:27. |