| APA | EN-TNF. (2012, February 12). In Acronym Geek. Retrieved 15:28, February 12, 2012, from http://www.acronymgeek.com/EN-TNF |
| MLA | "EN-TNF." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/EN-TNF>. |
| MHRA | 'EN-TNF', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/EN-TNF> [accessed 12 February 2012] |
| Chicago | "EN-TNF", http://www.acronymgeek.com/EN-TNF (accessed February 12, 2012). |
| CBE/CSE | EN-TNF [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/EN-TNF. |
| Bluebook | EN-TNF, http://www.acronymgeek.com/EN-TNF (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EN-TNF, http://www.acronymgeek.com/EN-TNF (optional description here) (as of Feb. 12, 2012, 15:28). |
| AMA | EN-TNF. Acronym Geek. February 12, 2012, 15:28. Available at: http://www.acronymgeek.com/EN-TNF. Accessed February 12, 2012, 15:28. |