| APA | EFVF. (2012, February 16). In Acronym Geek. Retrieved 08:40, February 16, 2012, from http://www.acronymgeek.com/EFVF |
| MLA | "EFVF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EFVF>. |
| MHRA | 'EFVF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EFVF> [accessed 16 February 2012] |
| Chicago | "EFVF", http://www.acronymgeek.com/EFVF (accessed February 16, 2012). |
| CBE/CSE | EFVF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EFVF. |
| Bluebook | EFVF, http://www.acronymgeek.com/EFVF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFVF, http://www.acronymgeek.com/EFVF (optional description here) (as of Feb. 16, 2012, 08:40). |
| AMA | EFVF. Acronym Geek. February 16, 2012, 08:40. Available at: http://www.acronymgeek.com/EFVF. Accessed February 16, 2012, 08:40. |