| APA | HKPF. (2012, February 14). In Acronym Geek. Retrieved 21:05, February 14, 2012, from http://www.acronymgeek.com/HKPF |
| MLA | "HKPF." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HKPF>. |
| MHRA | 'HKPF', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HKPF> [accessed 14 February 2012] |
| Chicago | "HKPF", http://www.acronymgeek.com/HKPF (accessed February 14, 2012). |
| CBE/CSE | HKPF [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HKPF. |
| Bluebook | HKPF, http://www.acronymgeek.com/HKPF (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HKPF, http://www.acronymgeek.com/HKPF (optional description here) (as of Feb. 14, 2012, 21:05). |
| AMA | HKPF. Acronym Geek. February 14, 2012, 21:05. Available at: http://www.acronymgeek.com/HKPF. Accessed February 14, 2012, 21:05. |