| APA | OFRN. (2012, February 15). In Acronym Geek. Retrieved 20:43, February 15, 2012, from http://www.acronymgeek.com/OFRN |
| MLA | "OFRN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OFRN>. |
| MHRA | 'OFRN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OFRN> [accessed 15 February 2012] |
| Chicago | "OFRN", http://www.acronymgeek.com/OFRN (accessed February 15, 2012). |
| CBE/CSE | OFRN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OFRN. |
| Bluebook | OFRN, http://www.acronymgeek.com/OFRN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OFRN, http://www.acronymgeek.com/OFRN (optional description here) (as of Feb. 15, 2012, 20:43). |
| AMA | OFRN. Acronym Geek. February 15, 2012, 20:43. Available at: http://www.acronymgeek.com/OFRN. Accessed February 15, 2012, 20:43. |