| APA | KEY. (2012, February 14). In Acronym Geek. Retrieved 20:39, February 14, 2012, from http://www.acronymgeek.com/KEY |
| MLA | "KEY." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/KEY>. |
| MHRA | 'KEY', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/KEY> [accessed 14 February 2012] |
| Chicago | "KEY", http://www.acronymgeek.com/KEY (accessed February 14, 2012). |
| CBE/CSE | KEY [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/KEY. |
| Bluebook | KEY, http://www.acronymgeek.com/KEY (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KEY, http://www.acronymgeek.com/KEY (optional description here) (as of Feb. 14, 2012, 20:39). |
| AMA | KEY. Acronym Geek. February 14, 2012, 20:39. Available at: http://www.acronymgeek.com/KEY. Accessed February 14, 2012, 20:39. |