| APA | ABEO. (2012, February 15). In Acronym Geek. Retrieved 05:15, February 15, 2012, from http://www.acronymgeek.com/ABEO |
| MLA | "ABEO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ABEO>. |
| MHRA | 'ABEO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ABEO> [accessed 15 February 2012] |
| Chicago | "ABEO", http://www.acronymgeek.com/ABEO (accessed February 15, 2012). |
| CBE/CSE | ABEO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ABEO. |
| Bluebook | ABEO, http://www.acronymgeek.com/ABEO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ABEO, http://www.acronymgeek.com/ABEO (optional description here) (as of Feb. 15, 2012, 05:15). |
| AMA | ABEO. Acronym Geek. February 15, 2012, 05:15. Available at: http://www.acronymgeek.com/ABEO. Accessed February 15, 2012, 05:15. |