| APA | SFY. (2012, February 14). In Acronym Geek. Retrieved 10:07, February 14, 2012, from http://www.acronymgeek.com/SFY |
| MLA | "SFY." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/SFY>. |
| MHRA | 'SFY', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/SFY> [accessed 14 February 2012] |
| Chicago | "SFY", http://www.acronymgeek.com/SFY (accessed February 14, 2012). |
| CBE/CSE | SFY [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/SFY. |
| Bluebook | SFY, http://www.acronymgeek.com/SFY (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SFY, http://www.acronymgeek.com/SFY (optional description here) (as of Feb. 14, 2012, 10:07). |
| AMA | SFY. Acronym Geek. February 14, 2012, 10:07. Available at: http://www.acronymgeek.com/SFY. Accessed February 14, 2012, 10:07. |