| APA | OREF. (2012, February 17). In Acronym Geek. Retrieved 08:03, February 17, 2012, from http://www.acronymgeek.com/OREF |
| MLA | "OREF." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/OREF>. |
| MHRA | 'OREF', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/OREF> [accessed 17 February 2012] |
| Chicago | "OREF", http://www.acronymgeek.com/OREF (accessed February 17, 2012). |
| CBE/CSE | OREF [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/OREF. |
| Bluebook | OREF, http://www.acronymgeek.com/OREF (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OREF, http://www.acronymgeek.com/OREF (optional description here) (as of Feb. 17, 2012, 08:03). |
| AMA | OREF. Acronym Geek. February 17, 2012, 08:03. Available at: http://www.acronymgeek.com/OREF. Accessed February 17, 2012, 08:03. |