| APA | CEC. (2012, February 9). In Acronym Geek. Retrieved 19:34, February 9, 2012, from http://www.acronymgeek.com/CEC |
| MLA | "CEC." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/CEC>. |
| MHRA | 'CEC', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/CEC> [accessed 9 February 2012] |
| Chicago | "CEC", http://www.acronymgeek.com/CEC (accessed February 9, 2012). |
| CBE/CSE | CEC [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/CEC. |
| Bluebook | CEC, http://www.acronymgeek.com/CEC (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CEC, http://www.acronymgeek.com/CEC (optional description here) (as of Feb. 9, 2012, 19:34). |
| AMA | CEC. Acronym Geek. February 9, 2012, 19:34. Available at: http://www.acronymgeek.com/CEC. Accessed February 9, 2012, 19:34. |