| APA | SFIL. (2012, February 15). In Acronym Geek. Retrieved 10:43, February 15, 2012, from http://www.acronymgeek.com/SFIL |
| MLA | "SFIL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/SFIL>. |
| MHRA | 'SFIL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/SFIL> [accessed 15 February 2012] |
| Chicago | "SFIL", http://www.acronymgeek.com/SFIL (accessed February 15, 2012). |
| CBE/CSE | SFIL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/SFIL. |
| Bluebook | SFIL, http://www.acronymgeek.com/SFIL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SFIL, http://www.acronymgeek.com/SFIL (optional description here) (as of Feb. 15, 2012, 10:43). |
| AMA | SFIL. Acronym Geek. February 15, 2012, 10:43. Available at: http://www.acronymgeek.com/SFIL. Accessed February 15, 2012, 10:43. |