| APA | ONBA. (2012, February 14). In Acronym Geek. Retrieved 17:49, February 14, 2012, from http://www.acronymgeek.com/ONBA |
| MLA | "ONBA." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ONBA>. |
| MHRA | 'ONBA', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ONBA> [accessed 14 February 2012] |
| Chicago | "ONBA", http://www.acronymgeek.com/ONBA (accessed February 14, 2012). |
| CBE/CSE | ONBA [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ONBA. |
| Bluebook | ONBA, http://www.acronymgeek.com/ONBA (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ONBA, http://www.acronymgeek.com/ONBA (optional description here) (as of Feb. 14, 2012, 17:49). |
| AMA | ONBA. Acronym Geek. February 14, 2012, 17:49. Available at: http://www.acronymgeek.com/ONBA. Accessed February 14, 2012, 17:49. |