| Style | Reference Text |
|---|
| APA | CO. (2009, December 1). In All Acronyms. Retrieved 19:41, December 1, 2009, from http://www.all-acronyms.com/cat/4/CO |
| MLA | "CO." All Acronyms. 1 Dec 2009, 19:41. All Acronyms. 1 Dec 2009 <http://www.all-acronyms.com/cat/4/CO>. |
| MHRA | 'CO', All Acronyms, 1 December 2009, 19:41, <http://www.all-acronyms.com/cat/4/CO> [accessed 1 December 2009] |
| Chicago | "CO," http://www.all-acronyms.com/cat/4/CO (accessed December 1, 2009). |
| CBE/CSE | CO [Internet]. All Acronyms; 2009 Dec 1, 19:41 [cited 2009 Dec 1]. Available from: http://www.all-acronyms.com/cat/4/CO. |
| Bluebook | CO, http://www.all-acronyms.com/cat/4/CO (last visited December 1, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, CO, http://www.all-acronyms.com/cat/4/CO (optional description here) (as of Dec. 1, 2009, 19:41). |
| AMA | CO. All Acronyms. December 1, 2009, 19:41. Available at: http://www.all-acronyms.com/cat/4/CO. Accessed December 1, 2009. |
Certificate of Origin