| APA | AEO. (2012, February 14). In Acronym Geek. Retrieved 07:53, February 14, 2012, from http://www.acronymgeek.com/AEO |
| MLA | "AEO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/AEO>. |
| MHRA | 'AEO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/AEO> [accessed 14 February 2012] |
| Chicago | "AEO", http://www.acronymgeek.com/AEO (accessed February 14, 2012). |
| CBE/CSE | AEO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/AEO. |
| Bluebook | AEO, http://www.acronymgeek.com/AEO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, AEO, http://www.acronymgeek.com/AEO (optional description here) (as of Feb. 14, 2012, 07:53). |
| AMA | AEO. Acronym Geek. February 14, 2012, 07:53. Available at: http://www.acronymgeek.com/AEO. Accessed February 14, 2012, 07:53. |