| APA | VAK. (2012, February 9). In Acronym Geek. Retrieved 10:16, February 9, 2012, from http://www.acronymgeek.com/VAK |
| MLA | "VAK." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/VAK>. |
| MHRA | 'VAK', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/VAK> [accessed 9 February 2012] |
| Chicago | "VAK", http://www.acronymgeek.com/VAK (accessed February 9, 2012). |
| CBE/CSE | VAK [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/VAK. |
| Bluebook | VAK, http://www.acronymgeek.com/VAK (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VAK, http://www.acronymgeek.com/VAK (optional description here) (as of Feb. 9, 2012, 10:16). |
| AMA | VAK. Acronym Geek. February 9, 2012, 10:16. Available at: http://www.acronymgeek.com/VAK. Accessed February 9, 2012, 10:16. |