| APA | PVOR. (2012, February 16). In Acronym Geek. Retrieved 13:24, February 16, 2012, from http://www.acronymgeek.com/PVOR |
| MLA | "PVOR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PVOR>. |
| MHRA | 'PVOR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PVOR> [accessed 16 February 2012] |
| Chicago | "PVOR", http://www.acronymgeek.com/PVOR (accessed February 16, 2012). |
| CBE/CSE | PVOR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PVOR. |
| Bluebook | PVOR, http://www.acronymgeek.com/PVOR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PVOR, http://www.acronymgeek.com/PVOR (optional description here) (as of Feb. 16, 2012, 13:24). |
| AMA | PVOR. Acronym Geek. February 16, 2012, 13:24. Available at: http://www.acronymgeek.com/PVOR. Accessed February 16, 2012, 13:24. |