| Style | Reference Text |
|---|
| APA | CO. (2009, December 2). In All Acronyms. Retrieved 08:54, December 2, 2009, from http://www.all-acronyms.com/cat/6/CO |
| MLA | "CO." All Acronyms. 2 Dec 2009, 08:54. All Acronyms. 2 Dec 2009 <http://www.all-acronyms.com/cat/6/CO>. |
| MHRA | 'CO', All Acronyms, 2 December 2009, 08:54, <http://www.all-acronyms.com/cat/6/CO> [accessed 2 December 2009] |
| Chicago | "CO," http://www.all-acronyms.com/cat/6/CO (accessed December 2, 2009). |
| CBE/CSE | CO [Internet]. All Acronyms; 2009 Dec 2, 08:54 [cited 2009 Dec 2]. Available from: http://www.all-acronyms.com/cat/6/CO. |
| Bluebook | CO, http://www.all-acronyms.com/cat/6/CO (last visited December 2, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, CO, http://www.all-acronyms.com/cat/6/CO (optional description here) (as of Dec. 2, 2009, 08:54). |
| AMA | CO. All Acronyms. December 2, 2009, 08:54. Available at: http://www.all-acronyms.com/cat/6/CO. Accessed December 2, 2009. |
Chesapeake and Ohio Railway