| APA | COET. (2012, February 15). In Acronym Geek. Retrieved 10:24, February 15, 2012, from http://www.acronymgeek.com/COET |
| MLA | "COET." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/COET>. |
| MHRA | 'COET', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/COET> [accessed 15 February 2012] |
| Chicago | "COET", http://www.acronymgeek.com/COET (accessed February 15, 2012). |
| CBE/CSE | COET [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/COET. |
| Bluebook | COET, http://www.acronymgeek.com/COET (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, COET, http://www.acronymgeek.com/COET (optional description here) (as of Feb. 15, 2012, 10:24). |
| AMA | COET. Acronym Geek. February 15, 2012, 10:24. Available at: http://www.acronymgeek.com/COET. Accessed February 15, 2012, 10:24. |