| APA | VZY. (2012, February 11). In Acronym Geek. Retrieved 23:02, February 11, 2012, from http://www.acronymgeek.com/VZY |
| MLA | "VZY." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/VZY>. |
| MHRA | 'VZY', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/VZY> [accessed 11 February 2012] |
| Chicago | "VZY", http://www.acronymgeek.com/VZY (accessed February 11, 2012). |
| CBE/CSE | VZY [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/VZY. |
| Bluebook | VZY, http://www.acronymgeek.com/VZY (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VZY, http://www.acronymgeek.com/VZY (optional description here) (as of Feb. 11, 2012, 23:02). |
| AMA | VZY. Acronym Geek. February 11, 2012, 23:02. Available at: http://www.acronymgeek.com/VZY. Accessed February 11, 2012, 23:02. |