| APA | PFRR. (2012, February 15). In Acronym Geek. Retrieved 03:54, February 15, 2012, from http://www.acronymgeek.com/PFRR |
| MLA | "PFRR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PFRR>. |
| MHRA | 'PFRR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PFRR> [accessed 15 February 2012] |
| Chicago | "PFRR", http://www.acronymgeek.com/PFRR (accessed February 15, 2012). |
| CBE/CSE | PFRR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PFRR. |
| Bluebook | PFRR, http://www.acronymgeek.com/PFRR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PFRR, http://www.acronymgeek.com/PFRR (optional description here) (as of Feb. 15, 2012, 03:54). |
| AMA | PFRR. Acronym Geek. February 15, 2012, 03:54. Available at: http://www.acronymgeek.com/PFRR. Accessed February 15, 2012, 03:54. |