| APA | VIOD. (2012, February 14). In Acronym Geek. Retrieved 21:54, February 14, 2012, from http://www.acronymgeek.com/VIOD |
| MLA | "VIOD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/VIOD>. |
| MHRA | 'VIOD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/VIOD> [accessed 14 February 2012] |
| Chicago | "VIOD", http://www.acronymgeek.com/VIOD (accessed February 14, 2012). |
| CBE/CSE | VIOD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/VIOD. |
| Bluebook | VIOD, http://www.acronymgeek.com/VIOD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VIOD, http://www.acronymgeek.com/VIOD (optional description here) (as of Feb. 14, 2012, 21:54). |
| AMA | VIOD. Acronym Geek. February 14, 2012, 21:54. Available at: http://www.acronymgeek.com/VIOD. Accessed February 14, 2012, 21:54. |