| APA | PUUP. (2012, February 16). In Acronym Geek. Retrieved 07:14, February 16, 2012, from http://www.acronymgeek.com/PUUP |
| MLA | "PUUP." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PUUP>. |
| MHRA | 'PUUP', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PUUP> [accessed 16 February 2012] |
| Chicago | "PUUP", http://www.acronymgeek.com/PUUP (accessed February 16, 2012). |
| CBE/CSE | PUUP [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PUUP. |
| Bluebook | PUUP, http://www.acronymgeek.com/PUUP (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUUP, http://www.acronymgeek.com/PUUP (optional description here) (as of Feb. 16, 2012, 07:14). |
| AMA | PUUP. Acronym Geek. February 16, 2012, 07:14. Available at: http://www.acronymgeek.com/PUUP. Accessed February 16, 2012, 07:14. |