| APA | OYDO. (2012, February 16). In Acronym Geek. Retrieved 05:51, February 16, 2012, from http://www.acronymgeek.com/OYDO |
| MLA | "OYDO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OYDO>. |
| MHRA | 'OYDO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OYDO> [accessed 16 February 2012] |
| Chicago | "OYDO", http://www.acronymgeek.com/OYDO (accessed February 16, 2012). |
| CBE/CSE | OYDO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OYDO. |
| Bluebook | OYDO, http://www.acronymgeek.com/OYDO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OYDO, http://www.acronymgeek.com/OYDO (optional description here) (as of Feb. 16, 2012, 05:51). |
| AMA | OYDO. Acronym Geek. February 16, 2012, 05:51. Available at: http://www.acronymgeek.com/OYDO. Accessed February 16, 2012, 05:51. |