| APA | PVPI. (2012, February 17). In Acronym Geek. Retrieved 07:36, February 17, 2012, from http://www.acronymgeek.com/PVPI |
| MLA | "PVPI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/PVPI>. |
| MHRA | 'PVPI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/PVPI> [accessed 17 February 2012] |
| Chicago | "PVPI", http://www.acronymgeek.com/PVPI (accessed February 17, 2012). |
| CBE/CSE | PVPI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/PVPI. |
| Bluebook | PVPI, http://www.acronymgeek.com/PVPI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PVPI, http://www.acronymgeek.com/PVPI (optional description here) (as of Feb. 17, 2012, 07:36). |
| AMA | PVPI. Acronym Geek. February 17, 2012, 07:36. Available at: http://www.acronymgeek.com/PVPI. Accessed February 17, 2012, 07:36. |