| APA | KPFD. (2012, February 15). In Acronym Geek. Retrieved 18:19, February 15, 2012, from http://www.acronymgeek.com/KPFD |
| MLA | "KPFD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/KPFD>. |
| MHRA | 'KPFD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/KPFD> [accessed 15 February 2012] |
| Chicago | "KPFD", http://www.acronymgeek.com/KPFD (accessed February 15, 2012). |
| CBE/CSE | KPFD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/KPFD. |
| Bluebook | KPFD, http://www.acronymgeek.com/KPFD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KPFD, http://www.acronymgeek.com/KPFD (optional description here) (as of Feb. 15, 2012, 18:19). |
| AMA | KPFD. Acronym Geek. February 15, 2012, 18:19. Available at: http://www.acronymgeek.com/KPFD. Accessed February 15, 2012, 18:19. |