| APA | EKCH. (2012, February 11). In Acronym Geek. Retrieved 19:06, February 11, 2012, from http://www.acronymgeek.com/EKCH |
| MLA | "EKCH." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/EKCH>. |
| MHRA | 'EKCH', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/EKCH> [accessed 11 February 2012] |
| Chicago | "EKCH", http://www.acronymgeek.com/EKCH (accessed February 11, 2012). |
| CBE/CSE | EKCH [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/EKCH. |
| Bluebook | EKCH, http://www.acronymgeek.com/EKCH (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EKCH, http://www.acronymgeek.com/EKCH (optional description here) (as of Feb. 11, 2012, 19:06). |
| AMA | EKCH. Acronym Geek. February 11, 2012, 19:06. Available at: http://www.acronymgeek.com/EKCH. Accessed February 11, 2012, 19:06. |