| APA | VEF. (2012, February 10). In Acronym Geek. Retrieved 10:57, February 10, 2012, from http://www.acronymgeek.com/VEF |
| MLA | "VEF." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/VEF>. |
| MHRA | 'VEF', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/VEF> [accessed 10 February 2012] |
| Chicago | "VEF", http://www.acronymgeek.com/VEF (accessed February 10, 2012). |
| CBE/CSE | VEF [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/VEF. |
| Bluebook | VEF, http://www.acronymgeek.com/VEF (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VEF, http://www.acronymgeek.com/VEF (optional description here) (as of Feb. 10, 2012, 10:57). |
| AMA | VEF. Acronym Geek. February 10, 2012, 10:57. Available at: http://www.acronymgeek.com/VEF. Accessed February 10, 2012, 10:57. |