| APA | PVOL. (2012, February 16). In Acronym Geek. Retrieved 19:07, February 16, 2012, from http://www.acronymgeek.com/PVOL |
| MLA | "PVOL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PVOL>. |
| MHRA | 'PVOL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PVOL> [accessed 16 February 2012] |
| Chicago | "PVOL", http://www.acronymgeek.com/PVOL (accessed February 16, 2012). |
| CBE/CSE | PVOL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PVOL. |
| Bluebook | PVOL, http://www.acronymgeek.com/PVOL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PVOL, http://www.acronymgeek.com/PVOL (optional description here) (as of Feb. 16, 2012, 19:07). |
| AMA | PVOL. Acronym Geek. February 16, 2012, 19:07. Available at: http://www.acronymgeek.com/PVOL. Accessed February 16, 2012, 19:07. |