| APA | VF. (2012, February 7). In Acronym Geek. Retrieved 22:40, February 7, 2012, from http://www.acronymgeek.com/VF |
| MLA | "VF." Acronym Geek. (2012). Acronym Geek. 7 Feb 2012 <http://www.acronymgeek.com/VF>. |
| MHRA | 'VF', Acronym Geek, 7 February 2012, <http://www.acronymgeek.com/VF> [accessed 7 February 2012] |
| Chicago | "VF", http://www.acronymgeek.com/VF (accessed February 7, 2012). |
| CBE/CSE | VF [Internet]. Acronym Geek; 2012 Feb 7 [cited 2012 Feb 7]. Available from: http://www.acronymgeek.com/VF. |
| Bluebook | VF, http://www.acronymgeek.com/VF (last visited February 7, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VF, http://www.acronymgeek.com/VF (optional description here) (as of Feb. 7, 2012, 22:40). |
| AMA | VF. Acronym Geek. February 7, 2012, 22:40. Available at: http://www.acronymgeek.com/VF. Accessed February 7, 2012, 22:40. |