| APA | VFOC. (2012, February 14). In Acronym Geek. Retrieved 19:58, February 14, 2012, from http://www.acronymgeek.com/VFOC |
| MLA | "VFOC." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/VFOC>. |
| MHRA | 'VFOC', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/VFOC> [accessed 14 February 2012] |
| Chicago | "VFOC", http://www.acronymgeek.com/VFOC (accessed February 14, 2012). |
| CBE/CSE | VFOC [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/VFOC. |
| Bluebook | VFOC, http://www.acronymgeek.com/VFOC (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VFOC, http://www.acronymgeek.com/VFOC (optional description here) (as of Feb. 14, 2012, 19:58). |
| AMA | VFOC. Acronym Geek. February 14, 2012, 19:58. Available at: http://www.acronymgeek.com/VFOC. Accessed February 14, 2012, 19:58. |