| APA | VIPERS. (2012, February 12). In Acronym Geek. Retrieved 08:36, February 12, 2012, from http://www.acronymgeek.com/VIPERS |
| MLA | "VIPERS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/VIPERS>. |
| MHRA | 'VIPERS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/VIPERS> [accessed 12 February 2012] |
| Chicago | "VIPERS", http://www.acronymgeek.com/VIPERS (accessed February 12, 2012). |
| CBE/CSE | VIPERS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/VIPERS. |
| Bluebook | VIPERS, http://www.acronymgeek.com/VIPERS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VIPERS, http://www.acronymgeek.com/VIPERS (optional description here) (as of Feb. 12, 2012, 08:36). |
| AMA | VIPERS. Acronym Geek. February 12, 2012, 08:36. Available at: http://www.acronymgeek.com/VIPERS. Accessed February 12, 2012, 08:36. |