| APA | VACS. (2012, February 10). In Acronym Geek. Retrieved 18:14, February 10, 2012, from http://www.acronymgeek.com/VACS |
| MLA | "VACS." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/VACS>. |
| MHRA | 'VACS', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/VACS> [accessed 10 February 2012] |
| Chicago | "VACS", http://www.acronymgeek.com/VACS (accessed February 10, 2012). |
| CBE/CSE | VACS [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/VACS. |
| Bluebook | VACS, http://www.acronymgeek.com/VACS (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VACS, http://www.acronymgeek.com/VACS (optional description here) (as of Feb. 10, 2012, 18:14). |
| AMA | VACS. Acronym Geek. February 10, 2012, 18:14. Available at: http://www.acronymgeek.com/VACS. Accessed February 10, 2012, 18:14. |