| APA | ABBO. (2012, February 15). In Acronym Geek. Retrieved 08:45, February 15, 2012, from http://www.acronymgeek.com/ABBO |
| MLA | "ABBO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ABBO>. |
| MHRA | 'ABBO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ABBO> [accessed 15 February 2012] |
| Chicago | "ABBO", http://www.acronymgeek.com/ABBO (accessed February 15, 2012). |
| CBE/CSE | ABBO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ABBO. |
| Bluebook | ABBO, http://www.acronymgeek.com/ABBO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ABBO, http://www.acronymgeek.com/ABBO (optional description here) (as of Feb. 15, 2012, 08:45). |
| AMA | ABBO. Acronym Geek. February 15, 2012, 08:45. Available at: http://www.acronymgeek.com/ABBO. Accessed February 15, 2012, 08:45. |