| APA | NVI. (2012, February 14). In Acronym Geek. Retrieved 07:49, February 14, 2012, from http://www.acronymgeek.com/NVI |
| MLA | "NVI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/NVI>. |
| MHRA | 'NVI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/NVI> [accessed 14 February 2012] |
| Chicago | "NVI", http://www.acronymgeek.com/NVI (accessed February 14, 2012). |
| CBE/CSE | NVI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/NVI. |
| Bluebook | NVI, http://www.acronymgeek.com/NVI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NVI, http://www.acronymgeek.com/NVI (optional description here) (as of Feb. 14, 2012, 07:49). |
| AMA | NVI. Acronym Geek. February 14, 2012, 07:49. Available at: http://www.acronymgeek.com/NVI. Accessed February 14, 2012, 07:49. |