| APA | OIFA. (2012, February 16). In Acronym Geek. Retrieved 16:15, February 16, 2012, from http://www.acronymgeek.com/OIFA |
| MLA | "OIFA." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OIFA>. |
| MHRA | 'OIFA', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OIFA> [accessed 16 February 2012] |
| Chicago | "OIFA", http://www.acronymgeek.com/OIFA (accessed February 16, 2012). |
| CBE/CSE | OIFA [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OIFA. |
| Bluebook | OIFA, http://www.acronymgeek.com/OIFA (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OIFA, http://www.acronymgeek.com/OIFA (optional description here) (as of Feb. 16, 2012, 16:15). |
| AMA | OIFA. Acronym Geek. February 16, 2012, 16:15. Available at: http://www.acronymgeek.com/OIFA. Accessed February 16, 2012, 16:15. |