| APA | OATO. (2012, February 16). In Acronym Geek. Retrieved 15:53, February 16, 2012, from http://www.acronymgeek.com/OATO |
| MLA | "OATO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OATO>. |
| MHRA | 'OATO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OATO> [accessed 16 February 2012] |
| Chicago | "OATO", http://www.acronymgeek.com/OATO (accessed February 16, 2012). |
| CBE/CSE | OATO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OATO. |
| Bluebook | OATO, http://www.acronymgeek.com/OATO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OATO, http://www.acronymgeek.com/OATO (optional description here) (as of Feb. 16, 2012, 15:53). |
| AMA | OATO. Acronym Geek. February 16, 2012, 15:53. Available at: http://www.acronymgeek.com/OATO. Accessed February 16, 2012, 15:53. |