| APA | OUSD. (2012, February 14). In Acronym Geek. Retrieved 19:51, February 14, 2012, from http://www.acronymgeek.com/OUSD |
| MLA | "OUSD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OUSD>. |
| MHRA | 'OUSD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OUSD> [accessed 14 February 2012] |
| Chicago | "OUSD", http://www.acronymgeek.com/OUSD (accessed February 14, 2012). |
| CBE/CSE | OUSD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OUSD. |
| Bluebook | OUSD, http://www.acronymgeek.com/OUSD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OUSD, http://www.acronymgeek.com/OUSD (optional description here) (as of Feb. 14, 2012, 19:51). |
| AMA | OUSD. Acronym Geek. February 14, 2012, 19:51. Available at: http://www.acronymgeek.com/OUSD. Accessed February 14, 2012, 19:51. |