| APA | FVO. (2012, February 14). In Acronym Geek. Retrieved 07:16, February 14, 2012, from http://www.acronymgeek.com/FVO |
| MLA | "FVO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/FVO>. |
| MHRA | 'FVO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/FVO> [accessed 14 February 2012] |
| Chicago | "FVO", http://www.acronymgeek.com/FVO (accessed February 14, 2012). |
| CBE/CSE | FVO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/FVO. |
| Bluebook | FVO, http://www.acronymgeek.com/FVO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FVO, http://www.acronymgeek.com/FVO (optional description here) (as of Feb. 14, 2012, 07:16). |
| AMA | FVO. Acronym Geek. February 14, 2012, 07:16. Available at: http://www.acronymgeek.com/FVO. Accessed February 14, 2012, 07:16. |