| APA | TNF. (2012, February 9). In Acronym Geek. Retrieved 19:20, February 9, 2012, from http://www.acronymgeek.com/TNF |
| MLA | "TNF." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/TNF>. |
| MHRA | 'TNF', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/TNF> [accessed 9 February 2012] |
| Chicago | "TNF", http://www.acronymgeek.com/TNF (accessed February 9, 2012). |
| CBE/CSE | TNF [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/TNF. |
| Bluebook | TNF, http://www.acronymgeek.com/TNF (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TNF, http://www.acronymgeek.com/TNF (optional description here) (as of Feb. 9, 2012, 19:20). |
| AMA | TNF. Acronym Geek. February 9, 2012, 19:20. Available at: http://www.acronymgeek.com/TNF. Accessed February 9, 2012, 19:20. |