| APA | HPFP. (2012, February 17). In Acronym Geek. Retrieved 06:40, February 17, 2012, from http://www.acronymgeek.com/HPFP |
| MLA | "HPFP." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/HPFP>. |
| MHRA | 'HPFP', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/HPFP> [accessed 17 February 2012] |
| Chicago | "HPFP", http://www.acronymgeek.com/HPFP (accessed February 17, 2012). |
| CBE/CSE | HPFP [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/HPFP. |
| Bluebook | HPFP, http://www.acronymgeek.com/HPFP (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HPFP, http://www.acronymgeek.com/HPFP (optional description here) (as of Feb. 17, 2012, 06:40). |
| AMA | HPFP. Acronym Geek. February 17, 2012, 06:40. Available at: http://www.acronymgeek.com/HPFP. Accessed February 17, 2012, 06:40. |