| APA | SFOU. (2012, February 16). In Acronym Geek. Retrieved 08:20, February 16, 2012, from http://www.acronymgeek.com/SFOU |
| MLA | "SFOU." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/SFOU>. |
| MHRA | 'SFOU', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/SFOU> [accessed 16 February 2012] |
| Chicago | "SFOU", http://www.acronymgeek.com/SFOU (accessed February 16, 2012). |
| CBE/CSE | SFOU [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/SFOU. |
| Bluebook | SFOU, http://www.acronymgeek.com/SFOU (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SFOU, http://www.acronymgeek.com/SFOU (optional description here) (as of Feb. 16, 2012, 08:20). |
| AMA | SFOU. Acronym Geek. February 16, 2012, 08:20. Available at: http://www.acronymgeek.com/SFOU. Accessed February 16, 2012, 08:20. |