| APA | OIFE. (2012, February 17). In Acronym Geek. Retrieved 06:24, February 17, 2012, from http://www.acronymgeek.com/OIFE |
| MLA | "OIFE." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/OIFE>. |
| MHRA | 'OIFE', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/OIFE> [accessed 17 February 2012] |
| Chicago | "OIFE", http://www.acronymgeek.com/OIFE (accessed February 17, 2012). |
| CBE/CSE | OIFE [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/OIFE. |
| Bluebook | OIFE, http://www.acronymgeek.com/OIFE (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OIFE, http://www.acronymgeek.com/OIFE (optional description here) (as of Feb. 17, 2012, 06:24). |
| AMA | OIFE. Acronym Geek. February 17, 2012, 06:24. Available at: http://www.acronymgeek.com/OIFE. Accessed February 17, 2012, 06:24. |