| APA | VACA. (2012, February 16). In Acronym Geek. Retrieved 17:49, February 16, 2012, from http://www.acronymgeek.com/VACA |
| MLA | "VACA." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/VACA>. |
| MHRA | 'VACA', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/VACA> [accessed 16 February 2012] |
| Chicago | "VACA", http://www.acronymgeek.com/VACA (accessed February 16, 2012). |
| CBE/CSE | VACA [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/VACA. |
| Bluebook | VACA, http://www.acronymgeek.com/VACA (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VACA, http://www.acronymgeek.com/VACA (optional description here) (as of Feb. 16, 2012, 17:49). |
| AMA | VACA. Acronym Geek. February 16, 2012, 17:49. Available at: http://www.acronymgeek.com/VACA. Accessed February 16, 2012, 17:49. |