| APA | PUFE. (2012, February 16). In Acronym Geek. Retrieved 01:34, February 16, 2012, from http://www.acronymgeek.com/PUFE |
| MLA | "PUFE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PUFE>. |
| MHRA | 'PUFE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PUFE> [accessed 16 February 2012] |
| Chicago | "PUFE", http://www.acronymgeek.com/PUFE (accessed February 16, 2012). |
| CBE/CSE | PUFE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PUFE. |
| Bluebook | PUFE, http://www.acronymgeek.com/PUFE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUFE, http://www.acronymgeek.com/PUFE (optional description here) (as of Feb. 16, 2012, 01:34). |
| AMA | PUFE. Acronym Geek. February 16, 2012, 01:34. Available at: http://www.acronymgeek.com/PUFE. Accessed February 16, 2012, 01:34. |