| APA | TSF. (2012, February 15). In Acronym Geek. Retrieved 03:42, February 15, 2012, from http://www.acronymgeek.com/TSF |
| MLA | "TSF." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/TSF>. |
| MHRA | 'TSF', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/TSF> [accessed 15 February 2012] |
| Chicago | "TSF", http://www.acronymgeek.com/TSF (accessed February 15, 2012). |
| CBE/CSE | TSF [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/TSF. |
| Bluebook | TSF, http://www.acronymgeek.com/TSF (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TSF, http://www.acronymgeek.com/TSF (optional description here) (as of Feb. 15, 2012, 03:42). |
| AMA | TSF. Acronym Geek. February 15, 2012, 03:42. Available at: http://www.acronymgeek.com/TSF. Accessed February 15, 2012, 03:42. |