| APA | EHVF. (2012, February 15). In Acronym Geek. Retrieved 20:00, February 15, 2012, from http://www.acronymgeek.com/EHVF |
| MLA | "EHVF." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EHVF>. |
| MHRA | 'EHVF', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EHVF> [accessed 15 February 2012] |
| Chicago | "EHVF", http://www.acronymgeek.com/EHVF (accessed February 15, 2012). |
| CBE/CSE | EHVF [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EHVF. |
| Bluebook | EHVF, http://www.acronymgeek.com/EHVF (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EHVF, http://www.acronymgeek.com/EHVF (optional description here) (as of Feb. 15, 2012, 20:00). |
| AMA | EHVF. Acronym Geek. February 15, 2012, 20:00. Available at: http://www.acronymgeek.com/EHVF. Accessed February 15, 2012, 20:00. |