| APA | CED. (2012, February 9). In Acronym Geek. Retrieved 20:01, February 9, 2012, from http://www.acronymgeek.com/CED |
| MLA | "CED." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/CED>. |
| MHRA | 'CED', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/CED> [accessed 9 February 2012] |
| Chicago | "CED", http://www.acronymgeek.com/CED (accessed February 9, 2012). |
| CBE/CSE | CED [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/CED. |
| Bluebook | CED, http://www.acronymgeek.com/CED (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CED, http://www.acronymgeek.com/CED (optional description here) (as of Feb. 9, 2012, 20:01). |
| AMA | CED. Acronym Geek. February 9, 2012, 20:01. Available at: http://www.acronymgeek.com/CED. Accessed February 9, 2012, 20:01. |