| APA | AAO. (2012, February 7). In Acronym Geek. Retrieved 22:46, February 7, 2012, from http://www.acronymgeek.com/AAO |
| MLA | "AAO." Acronym Geek. (2012). Acronym Geek. 7 Feb 2012 <http://www.acronymgeek.com/AAO>. |
| MHRA | 'AAO', Acronym Geek, 7 February 2012, <http://www.acronymgeek.com/AAO> [accessed 7 February 2012] |
| Chicago | "AAO", http://www.acronymgeek.com/AAO (accessed February 7, 2012). |
| CBE/CSE | AAO [Internet]. Acronym Geek; 2012 Feb 7 [cited 2012 Feb 7]. Available from: http://www.acronymgeek.com/AAO. |
| Bluebook | AAO, http://www.acronymgeek.com/AAO (last visited February 7, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, AAO, http://www.acronymgeek.com/AAO (optional description here) (as of Feb. 7, 2012, 22:46). |
| AMA | AAO. Acronym Geek. February 7, 2012, 22:46. Available at: http://www.acronymgeek.com/AAO. Accessed February 7, 2012, 22:46. |