| APA | CDOE. (2012, February 16). In Acronym Geek. Retrieved 05:45, February 16, 2012, from http://www.acronymgeek.com/CDOE |
| MLA | "CDOE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/CDOE>. |
| MHRA | 'CDOE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/CDOE> [accessed 16 February 2012] |
| Chicago | "CDOE", http://www.acronymgeek.com/CDOE (accessed February 16, 2012). |
| CBE/CSE | CDOE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/CDOE. |
| Bluebook | CDOE, http://www.acronymgeek.com/CDOE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CDOE, http://www.acronymgeek.com/CDOE (optional description here) (as of Feb. 16, 2012, 05:45). |
| AMA | CDOE. Acronym Geek. February 16, 2012, 05:45. Available at: http://www.acronymgeek.com/CDOE. Accessed February 16, 2012, 05:45. |