| APA | EKIO. (2012, February 12). In Acronym Geek. Retrieved 12:56, February 12, 2012, from http://www.acronymgeek.com/EKIO |
| MLA | "EKIO." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/EKIO>. |
| MHRA | 'EKIO', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/EKIO> [accessed 12 February 2012] |
| Chicago | "EKIO", http://www.acronymgeek.com/EKIO (accessed February 12, 2012). |
| CBE/CSE | EKIO [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/EKIO. |
| Bluebook | EKIO, http://www.acronymgeek.com/EKIO (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EKIO, http://www.acronymgeek.com/EKIO (optional description here) (as of Feb. 12, 2012, 12:56). |
| AMA | EKIO. Acronym Geek. February 12, 2012, 12:56. Available at: http://www.acronymgeek.com/EKIO. Accessed February 12, 2012, 12:56. |