| Style | Reference Text |
|---|
| APA | VYS. (2010, February 10). In Acronym Geek. Retrieved 07:01, February 10, 2010, from http://www.acronymgeek.com/VYS |
| MLA | "VYS." Acronym Geek. 10 Feb 2010, 07:01. Acronym Geek. 10 Feb 2010 <http://www.acronymgeek.com/VYS>. |
| MHRA | 'VYS', Acronym Geek, 10 February 2010, 07:01, <http://www.acronymgeek.com/VYS> [accessed 10 February 2010] |
| Chicago | "VYS," http://www.acronymgeek.com/VYS (accessed February 10, 2010). |
| CBE/CSE | VYS [Internet]. Acronym Geek; 2010 Feb 10, 07:01 [cited 2010 Feb 10]. Available from: http://www.acronymgeek.com/VYS. |
| Bluebook | VYS, http://www.acronymgeek.com/VYS (last visited February 10, 2010). |
| Bluebook: Harvard JOLT | See Acronym Geek, VYS, http://www.acronymgeek.com/VYS (optional description here) (as of Feb. 10, 2010, 07:01). |
| AMA | VYS. Acronym Geek. February 10, 2010, 07:01. Available at: http://www.acronymgeek.com/VYS. Accessed February 10, 2010. |