| Style | Reference Text |
|---|
| APA | 2O. (2009, November 24). In All Acronyms. Retrieved 21:10, November 24, 2009, from http://www.all-acronyms.com/2O |
| MLA | "2O." All Acronyms. 24 Nov 2009, 21:10. All Acronyms. 24 Nov 2009 <http://www.all-acronyms.com/2O>. |
| MHRA | '2O', All Acronyms, 24 November 2009, 21:10, <http://www.all-acronyms.com/2O> [accessed 24 November 2009] |
| Chicago | "2O," http://www.all-acronyms.com/2O (accessed November 24, 2009). |
| CBE/CSE | 2O [Internet]. All Acronyms; 2009 Nov 24, 21:10 [cited 2009 Nov 24]. Available from: http://www.all-acronyms.com/2O. |
| Bluebook | 2O, http://www.all-acronyms.com/2O (last visited November 24, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, 2O, http://www.all-acronyms.com/2O (optional description here) (as of Nov. 24, 2009, 21:10). |
| AMA | 2O. All Acronyms. November 24, 2009, 21:10. Available at: http://www.all-acronyms.com/2O. Accessed November 24, 2009. |