| APA | PFOL. (2012, February 14). In Acronym Geek. Retrieved 18:28, February 14, 2012, from http://www.acronymgeek.com/PFOL |
| MLA | "PFOL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/PFOL>. |
| MHRA | 'PFOL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/PFOL> [accessed 14 February 2012] |
| Chicago | "PFOL", http://www.acronymgeek.com/PFOL (accessed February 14, 2012). |
| CBE/CSE | PFOL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/PFOL. |
| Bluebook | PFOL, http://www.acronymgeek.com/PFOL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PFOL, http://www.acronymgeek.com/PFOL (optional description here) (as of Feb. 14, 2012, 18:28). |
| AMA | PFOL. Acronym Geek. February 14, 2012, 18:28. Available at: http://www.acronymgeek.com/PFOL. Accessed February 14, 2012, 18:28. |