| APA | CEAO. (2012, February 15). In Acronym Geek. Retrieved 05:41, February 15, 2012, from http://www.acronymgeek.com/CEAO |
| MLA | "CEAO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/CEAO>. |
| MHRA | 'CEAO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/CEAO> [accessed 15 February 2012] |
| Chicago | "CEAO", http://www.acronymgeek.com/CEAO (accessed February 15, 2012). |
| CBE/CSE | CEAO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/CEAO. |
| Bluebook | CEAO, http://www.acronymgeek.com/CEAO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CEAO, http://www.acronymgeek.com/CEAO (optional description here) (as of Feb. 15, 2012, 05:41). |
| AMA | CEAO. Acronym Geek. February 15, 2012, 05:41. Available at: http://www.acronymgeek.com/CEAO. Accessed February 15, 2012, 05:41. |