| APA | PUDP. (2012, February 15). In Acronym Geek. Retrieved 23:51, February 15, 2012, from http://www.acronymgeek.com/PUDP |
| MLA | "PUDP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PUDP>. |
| MHRA | 'PUDP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PUDP> [accessed 15 February 2012] |
| Chicago | "PUDP", http://www.acronymgeek.com/PUDP (accessed February 15, 2012). |
| CBE/CSE | PUDP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PUDP. |
| Bluebook | PUDP, http://www.acronymgeek.com/PUDP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUDP, http://www.acronymgeek.com/PUDP (optional description here) (as of Feb. 15, 2012, 23:51). |
| AMA | PUDP. Acronym Geek. February 15, 2012, 23:51. Available at: http://www.acronymgeek.com/PUDP. Accessed February 15, 2012, 23:51. |