| Style | Reference Text |
|---|
| APA | -O. (2010, February 10). In Acronym Geek. Retrieved 01:06, February 10, 2010, from http://www.acronymgeek.com/-O |
| MLA | "-O." Acronym Geek. 10 Feb 2010, 01:06. Acronym Geek. 10 Feb 2010 <http://www.acronymgeek.com/-O>. |
| MHRA | '-O', Acronym Geek, 10 February 2010, 01:06, <http://www.acronymgeek.com/-O> [accessed 10 February 2010] |
| Chicago | "-O," http://www.acronymgeek.com/-O (accessed February 10, 2010). |
| CBE/CSE | -O [Internet]. Acronym Geek; 2010 Feb 10, 01:06 [cited 2010 Feb 10]. Available from: http://www.acronymgeek.com/-O. |
| Bluebook | -O, http://www.acronymgeek.com/-O (last visited February 10, 2010). |
| Bluebook: Harvard JOLT | See Acronym Geek, -O, http://www.acronymgeek.com/-O (optional description here) (as of Feb. 10, 2010, 01:06). |
| AMA | -O. Acronym Geek. February 10, 2010, 01:06. Available at: http://www.acronymgeek.com/-O. Accessed February 10, 2010. |