| APA | IVS. (2012, February 14). In Acronym Geek. Retrieved 19:16, February 14, 2012, from http://www.acronymgeek.com/IVS |
| MLA | "IVS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/IVS>. |
| MHRA | 'IVS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/IVS> [accessed 14 February 2012] |
| Chicago | "IVS", http://www.acronymgeek.com/IVS (accessed February 14, 2012). |
| CBE/CSE | IVS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/IVS. |
| Bluebook | IVS, http://www.acronymgeek.com/IVS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IVS, http://www.acronymgeek.com/IVS (optional description here) (as of Feb. 14, 2012, 19:16). |
| AMA | IVS. Acronym Geek. February 14, 2012, 19:16. Available at: http://www.acronymgeek.com/IVS. Accessed February 14, 2012, 19:16. |