| APA | VYZ. (2012, February 11). In Acronym Geek. Retrieved 23:12, February 11, 2012, from http://www.acronymgeek.com/VYZ |
| MLA | "VYZ." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/VYZ>. |
| MHRA | 'VYZ', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/VYZ> [accessed 11 February 2012] |
| Chicago | "VYZ", http://www.acronymgeek.com/VYZ (accessed February 11, 2012). |
| CBE/CSE | VYZ [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/VYZ. |
| Bluebook | VYZ, http://www.acronymgeek.com/VYZ (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VYZ, http://www.acronymgeek.com/VYZ (optional description here) (as of Feb. 11, 2012, 23:12). |
| AMA | VYZ. Acronym Geek. February 11, 2012, 23:12. Available at: http://www.acronymgeek.com/VYZ. Accessed February 11, 2012, 23:12. |