| APA | VZIG. (2012, February 11). In Acronym Geek. Retrieved 21:06, February 11, 2012, from http://www.acronymgeek.com/VZIG |
| MLA | "VZIG." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/VZIG>. |
| MHRA | 'VZIG', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/VZIG> [accessed 11 February 2012] |
| Chicago | "VZIG", http://www.acronymgeek.com/VZIG (accessed February 11, 2012). |
| CBE/CSE | VZIG [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/VZIG. |
| Bluebook | VZIG, http://www.acronymgeek.com/VZIG (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VZIG, http://www.acronymgeek.com/VZIG (optional description here) (as of Feb. 11, 2012, 21:06). |
| AMA | VZIG. Acronym Geek. February 11, 2012, 21:06. Available at: http://www.acronymgeek.com/VZIG. Accessed February 11, 2012, 21:06. |