| Style | Reference Text |
|---|
| APA | CO. (2009, November 30). In All Acronyms. Retrieved 14:11, November 30, 2009, from http://www.all-acronyms.com/cat/10/CO |
| MLA | "CO." All Acronyms. 30 Nov 2009, 14:11. All Acronyms. 30 Nov 2009 <http://www.all-acronyms.com/cat/10/CO>. |
| MHRA | 'CO', All Acronyms, 30 November 2009, 14:11, <http://www.all-acronyms.com/cat/10/CO> [accessed 30 November 2009] |
| Chicago | "CO," http://www.all-acronyms.com/cat/10/CO (accessed November 30, 2009). |
| CBE/CSE | CO [Internet]. All Acronyms; 2009 Nov 30, 14:11 [cited 2009 Nov 30]. Available from: http://www.all-acronyms.com/cat/10/CO. |
| Bluebook | CO, http://www.all-acronyms.com/cat/10/CO (last visited November 30, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, CO, http://www.all-acronyms.com/cat/10/CO (optional description here) (as of Nov. 30, 2009, 14:11). |
| AMA | CO. All Acronyms. November 30, 2009, 14:11. Available at: http://www.all-acronyms.com/cat/10/CO. Accessed November 30, 2009. |
Colombia