| APA | FSI. (2012, February 14). In Acronym Geek. Retrieved 10:13, February 14, 2012, from http://www.acronymgeek.com/FSI |
| MLA | "FSI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/FSI>. |
| MHRA | 'FSI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/FSI> [accessed 14 February 2012] |
| Chicago | "FSI", http://www.acronymgeek.com/FSI (accessed February 14, 2012). |
| CBE/CSE | FSI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/FSI. |
| Bluebook | FSI, http://www.acronymgeek.com/FSI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FSI, http://www.acronymgeek.com/FSI (optional description here) (as of Feb. 14, 2012, 10:13). |
| AMA | FSI. Acronym Geek. February 14, 2012, 10:13. Available at: http://www.acronymgeek.com/FSI. Accessed February 14, 2012, 10:13. |