| APA | PTFV. (2012, February 17). In Acronym Geek. Retrieved 06:42, February 17, 2012, from http://www.acronymgeek.com/PTFV |
| MLA | "PTFV." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/PTFV>. |
| MHRA | 'PTFV', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/PTFV> [accessed 17 February 2012] |
| Chicago | "PTFV", http://www.acronymgeek.com/PTFV (accessed February 17, 2012). |
| CBE/CSE | PTFV [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/PTFV. |
| Bluebook | PTFV, http://www.acronymgeek.com/PTFV (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PTFV, http://www.acronymgeek.com/PTFV (optional description here) (as of Feb. 17, 2012, 06:42). |
| AMA | PTFV. Acronym Geek. February 17, 2012, 06:42. Available at: http://www.acronymgeek.com/PTFV. Accessed February 17, 2012, 06:42. |