| Style | Reference Text |
|---|
| APA | PUD. (2010, February 10). In Acronym Geek. Retrieved 00:23, February 10, 2010, from http://www.acronymgeek.com/PUD |
| MLA | "PUD." Acronym Geek. 10 Feb 2010, 00:23. Acronym Geek. 10 Feb 2010 <http://www.acronymgeek.com/PUD>. |
| MHRA | 'PUD', Acronym Geek, 10 February 2010, 00:23, <http://www.acronymgeek.com/PUD> [accessed 10 February 2010] |
| Chicago | "PUD," http://www.acronymgeek.com/PUD (accessed February 10, 2010). |
| CBE/CSE | PUD [Internet]. Acronym Geek; 2010 Feb 10, 00:23 [cited 2010 Feb 10]. Available from: http://www.acronymgeek.com/PUD. |
| Bluebook | PUD, http://www.acronymgeek.com/PUD (last visited February 10, 2010). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUD, http://www.acronymgeek.com/PUD (optional description here) (as of Feb. 10, 2010, 00:23). |
| AMA | PUD. Acronym Geek. February 10, 2010, 00:23. Available at: http://www.acronymgeek.com/PUD. Accessed February 10, 2010. |