| APA | FI. (2012, February 4). In Acronym Geek. Retrieved 11:34, February 4, 2012, from http://www.acronymgeek.com/FI |
| MLA | "FI." Acronym Geek. (2012). Acronym Geek. 4 Feb 2012 <http://www.acronymgeek.com/FI>. |
| MHRA | 'FI', Acronym Geek, 4 February 2012, <http://www.acronymgeek.com/FI> [accessed 4 February 2012] |
| Chicago | "FI", http://www.acronymgeek.com/FI (accessed February 4, 2012). |
| CBE/CSE | FI [Internet]. Acronym Geek; 2012 Feb 4 [cited 2012 Feb 4]. Available from: http://www.acronymgeek.com/FI. |
| Bluebook | FI, http://www.acronymgeek.com/FI (last visited February 4, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FI, http://www.acronymgeek.com/FI (optional description here) (as of Feb. 4, 2012, 11:34). |
| AMA | FI. Acronym Geek. February 4, 2012, 11:34. Available at: http://www.acronymgeek.com/FI. Accessed February 4, 2012, 11:34. |