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