| APA | VCI. (2012, February 14). In Acronym Geek. Retrieved 11:15, February 14, 2012, from http://www.acronymgeek.com/VCI |
| MLA | "VCI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/VCI>. |
| MHRA | 'VCI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/VCI> [accessed 14 February 2012] |
| Chicago | "VCI", http://www.acronymgeek.com/VCI (accessed February 14, 2012). |
| CBE/CSE | VCI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/VCI. |
| Bluebook | VCI, http://www.acronymgeek.com/VCI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VCI, http://www.acronymgeek.com/VCI (optional description here) (as of Feb. 14, 2012, 11:15). |
| AMA | VCI. Acronym Geek. February 14, 2012, 11:15. Available at: http://www.acronymgeek.com/VCI. Accessed February 14, 2012, 11:15. |