| APA | GPPF. (2012, February 15). In Acronym Geek. Retrieved 04:03, February 15, 2012, from http://www.acronymgeek.com/GPPF |
| MLA | "GPPF." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GPPF>. |
| MHRA | 'GPPF', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GPPF> [accessed 15 February 2012] |
| Chicago | "GPPF", http://www.acronymgeek.com/GPPF (accessed February 15, 2012). |
| CBE/CSE | GPPF [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GPPF. |
| Bluebook | GPPF, http://www.acronymgeek.com/GPPF (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GPPF, http://www.acronymgeek.com/GPPF (optional description here) (as of Feb. 15, 2012, 04:03). |
| AMA | GPPF. Acronym Geek. February 15, 2012, 04:03. Available at: http://www.acronymgeek.com/GPPF. Accessed February 15, 2012, 04:03. |