| APA | PIYP. (2012, February 14). In Acronym Geek. Retrieved 19:03, February 14, 2012, from http://www.acronymgeek.com/PIYP |
| MLA | "PIYP." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/PIYP>. |
| MHRA | 'PIYP', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/PIYP> [accessed 14 February 2012] |
| Chicago | "PIYP", http://www.acronymgeek.com/PIYP (accessed February 14, 2012). |
| CBE/CSE | PIYP [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/PIYP. |
| Bluebook | PIYP, http://www.acronymgeek.com/PIYP (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PIYP, http://www.acronymgeek.com/PIYP (optional description here) (as of Feb. 14, 2012, 19:03). |
| AMA | PIYP. Acronym Geek. February 14, 2012, 19:03. Available at: http://www.acronymgeek.com/PIYP. Accessed February 14, 2012, 19:03. |