| APA | OSOD. (2012, February 14). In Acronym Geek. Retrieved 19:44, February 14, 2012, from http://www.acronymgeek.com/OSOD |
| MLA | "OSOD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OSOD>. |
| MHRA | 'OSOD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OSOD> [accessed 14 February 2012] |
| Chicago | "OSOD", http://www.acronymgeek.com/OSOD (accessed February 14, 2012). |
| CBE/CSE | OSOD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OSOD. |
| Bluebook | OSOD, http://www.acronymgeek.com/OSOD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OSOD, http://www.acronymgeek.com/OSOD (optional description here) (as of Feb. 14, 2012, 19:44). |
| AMA | OSOD. Acronym Geek. February 14, 2012, 19:44. Available at: http://www.acronymgeek.com/OSOD. Accessed February 14, 2012, 19:44. |