| APA | PUFW. (2012, February 14). In Acronym Geek. Retrieved 20:11, February 14, 2012, from http://www.acronymgeek.com/PUFW |
| MLA | "PUFW." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/PUFW>. |
| MHRA | 'PUFW', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/PUFW> [accessed 14 February 2012] |
| Chicago | "PUFW", http://www.acronymgeek.com/PUFW (accessed February 14, 2012). |
| CBE/CSE | PUFW [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/PUFW. |
| Bluebook | PUFW, http://www.acronymgeek.com/PUFW (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUFW, http://www.acronymgeek.com/PUFW (optional description here) (as of Feb. 14, 2012, 20:11). |
| AMA | PUFW. Acronym Geek. February 14, 2012, 20:11. Available at: http://www.acronymgeek.com/PUFW. Accessed February 14, 2012, 20:11. |